diff --git a/app/javascript/mastodon/components/follow_button.tsx b/app/javascript/mastodon/components/follow_button.tsx
index 97c1fbcae44..ffb2ed1e5bf 100644
--- a/app/javascript/mastodon/components/follow_button.tsx
+++ b/app/javascript/mastodon/components/follow_button.tsx
@@ -5,7 +5,6 @@ import { useIntl, defineMessages } from 'react-intl';
 import classNames from 'classnames';
 
 import { useIdentity } from '@/mastodon/identity_context';
-import { isClientFeatureEnabled } from '@/mastodon/utils/environment';
 import {
   fetchRelationships,
   followAccount,
@@ -60,7 +59,14 @@ export const FollowButton: React.FC<{
   compact?: boolean;
   labelLength?: 'auto' | 'short' | 'long';
   className?: string;
-}> = ({ accountId, compact, labelLength = 'auto', className }) => {
+  withUnmute?: boolean;
+}> = ({
+  accountId,
+  compact,
+  labelLength = 'auto',
+  className,
+  withUnmute = true,
+}) => {
   const intl = useIntl();
   const dispatch = useAppDispatch();
   const { signedIn } = useIdentity();
@@ -102,10 +108,7 @@ export const FollowButton: React.FC<{
           modalProps: { account },
         }),
       );
-    } else if (
-      relationship.muting &&
-      !isClientFeatureEnabled('profile_redesign')
-    ) {
+    } else if (relationship.muting && withUnmute) {
       dispatch(unmuteAccount(accountId));
     } else if (account && relationship.following) {
       dispatch(
@@ -121,7 +124,7 @@ export const FollowButton: React.FC<{
     } else {
       dispatch(followAccount(accountId));
     }
-  }, [dispatch, accountId, relationship, account, signedIn]);
+  }, [signedIn, relationship, accountId, withUnmute, account, dispatch]);
 
   const isNarrow = useBreakpoint('narrow');
   const useShortLabel =
@@ -140,10 +143,7 @@ export const FollowButton: React.FC<{
     label = intl.formatMessage(messages.editProfile);
   } else if (!relationship) {
     label = <LoadingIndicator />;
-  } else if (
-    relationship.muting &&
-    !isClientFeatureEnabled('profile_redesign')
-  ) {
+  } else if (relationship.muting && withUnmute) {
     label = intl.formatMessage(messages.unmute);
   } else if (relationship.following) {
     label = intl.formatMessage(messages.unfollow);
diff --git a/app/javascript/mastodon/features/account_timeline/components/account_header.tsx b/app/javascript/mastodon/features/account_timeline/components/account_header.tsx
index f08db79f728..e7de3d7be7e 100644
--- a/app/javascript/mastodon/features/account_timeline/components/account_header.tsx
+++ b/app/javascript/mastodon/features/account_timeline/components/account_header.tsx
@@ -1,19 +1,24 @@
-import type { RefCallback } from 'react';
-import { useCallback, useEffect, useState } from 'react';
+import { useCallback } from 'react';
 
 import classNames from 'classnames';
 import { Helmet } from 'react-helmet';
 
+import { openModal } from '@/mastodon/actions/modal';
 import { AccountBio } from '@/mastodon/components/account_bio';
+import { Avatar } from '@/mastodon/components/avatar';
 import { AnimateEmojiProvider } from '@/mastodon/components/emoji/context';
-import { openModal } from 'mastodon/actions/modal';
-import { Avatar } from 'mastodon/components/avatar';
-import { AccountNote } from 'mastodon/features/account/components/account_note';
-import FollowRequestNoteContainer from 'mastodon/features/account/containers/follow_request_note_container';
-import { autoPlayGif, me, domain as localDomain } from 'mastodon/initial_state';
-import type { Account } from 'mastodon/models/account';
-import { getAccountHidden } from 'mastodon/selectors/accounts';
-import { useAppSelector, useAppDispatch } from 'mastodon/store';
+import { AccountNote } from '@/mastodon/features/account/components/account_note';
+import FollowRequestNoteContainer from '@/mastodon/features/account/containers/follow_request_note_container';
+import { useLayout } from '@/mastodon/hooks/useLayout';
+import { useVisibility } from '@/mastodon/hooks/useVisibility';
+import {
+  autoPlayGif,
+  me,
+  domain as localDomain,
+} from '@/mastodon/initial_state';
+import type { Account } from '@/mastodon/models/account';
+import { getAccountHidden } from '@/mastodon/selectors/accounts';
+import { useAppSelector, useAppDispatch } from '@/mastodon/store';
 
 import { isRedesignEnabled } from '../common';
 
@@ -46,6 +51,8 @@ export const AccountHeader: React.FC<{
   accountId: string;
   hideTabs?: boolean;
 }> = ({ accountId, hideTabs }) => {
+  const isRedesign = isRedesignEnabled();
+
   const dispatch = useAppDispatch();
   const account = useAppSelector((state) => state.accounts.get(accountId));
   const relationship = useAppSelector((state) =>
@@ -78,39 +85,12 @@ export const AccountHeader: React.FC<{
     [dispatch, account],
   );
 
-  const [isFooterIntersecting, setIsIntersecting] = useState(false);
-  const handleIntersect: IntersectionObserverCallback = useCallback(
-    (entries) => {
-      const entry = entries.at(0);
-      if (!entry) {
-        return;
-      }
-
-      setIsIntersecting(entry.isIntersecting);
-    },
-    [],
-  );
-  const [observer] = useState(
-    () =>
-      new IntersectionObserver(handleIntersect, {
-        rootMargin: '0px 0px -55px 0px', // Height of bottom nav bar.
-      }),
-  );
-
-  const handleObserverRef: RefCallback<HTMLDivElement> = useCallback(
-    (node) => {
-      if (node) {
-        observer.observe(node);
-      }
+  const { layout } = useLayout();
+  const { observedRef, isIntersecting } = useVisibility({
+    observerOptions: {
+      rootMargin: layout === 'mobile' ? '0px 0px -55px 0px' : '', // Height of bottom nav bar.
     },
-    [observer],
-  );
-
-  useEffect(() => {
-    return () => {
-      observer.disconnect();
-    };
-  }, [observer]);
+  });
 
   if (!account) {
     return null;
@@ -118,6 +98,7 @@ export const AccountHeader: React.FC<{
 
   const suspendedOrHidden = hidden || account.suspended;
   const isLocal = !account.acct.includes('@');
+  const isMe = me && account.id === me;
 
   return (
     <div className='account-timeline__header'>
@@ -135,8 +116,13 @@ export const AccountHeader: React.FC<{
           <FollowRequestNoteContainer account={account} />
         )}
 
-        <div className='account__header__image'>
-          {me !== account.id && relationship && !isRedesignEnabled() && (
+        <div
+          className={classNames(
+            'account__header__image',
+            isRedesign && redesignClasses.header,
+          )}
+        >
+          {me !== account.id && relationship && !isRedesign && (
             <AccountInfo relationship={relationship} />
           )}
 
@@ -152,10 +138,15 @@ export const AccountHeader: React.FC<{
         <div
           className={classNames(
             'account__header__bar',
-            isRedesignEnabled() && redesignClasses.barWrapper,
+            isRedesign && redesignClasses.barWrapper,
           )}
         >
-          <div className='account__header__tabs'>
+          <div
+            className={classNames(
+              'account__header__tabs',
+              isRedesign && redesignClasses.avatarWrapper,
+            )}
+          >
             <a
               className='avatar'
               href={account.avatar}
@@ -165,11 +156,11 @@ export const AccountHeader: React.FC<{
             >
               <Avatar
                 account={suspendedOrHidden ? undefined : account}
-                size={92}
+                size={isRedesign ? 80 : 92}
               />
             </a>
 
-            {!isRedesignEnabled() && (
+            {!isRedesign && (
               <AccountButtons
                 accountId={accountId}
                 className='account__header__buttons--desktop'
@@ -180,26 +171,27 @@ export const AccountHeader: React.FC<{
           <div
             className={classNames(
               'account__header__tabs__name',
-              isRedesignEnabled() && redesignClasses.nameWrapper,
+              isRedesign && redesignClasses.nameWrapper,
             )}
           >
             <AccountName accountId={accountId} />
-            {isRedesignEnabled() && (
+            {isRedesign && (
               <AccountButtons
                 accountId={accountId}
                 className={redesignClasses.buttonsDesktop}
-                noShare
+                noShare={!isMe || 'share' in navigator}
+                forceMenu={'share' in navigator}
               />
             )}
           </div>
 
           <AccountBadges accountId={accountId} />
 
-          {me && account.id !== me && !suspendedOrHidden && (
+          {!isMe && !suspendedOrHidden && (
             <FamiliarFollowers accountId={accountId} />
           )}
 
-          {!isRedesignEnabled() && (
+          {!isRedesign && (
             <AccountButtons
               className='account__header__buttons--mobile'
               accountId={accountId}
@@ -212,7 +204,7 @@ export const AccountHeader: React.FC<{
               <div className='account__header__bio'>
                 {me &&
                   account.id !== me &&
-                  (isRedesignEnabled() ? (
+                  (isRedesign ? (
                     <AccountNoteRedesign accountId={accountId} />
                   ) : (
                     <AccountNote accountId={accountId} />
@@ -230,11 +222,11 @@ export const AccountHeader: React.FC<{
             </div>
           )}
 
-          {isRedesignEnabled() && (
+          {isRedesign && (
             <AccountButtons
               className={classNames(
                 redesignClasses.buttonsMobile,
-                !isFooterIntersecting && redesignClasses.buttonsMobileIsStuck,
+                !isIntersecting && redesignClasses.buttonsMobileIsStuck,
               )}
               accountId={accountId}
               noShare
@@ -244,7 +236,7 @@ export const AccountHeader: React.FC<{
       </AnimateEmojiProvider>
 
       {!hideTabs && !hidden && <AccountTabs acct={account.acct} />}
-      <div ref={handleObserverRef} />
+      <div ref={observedRef} />
 
       <Helmet>
         <title>{titleFromAccount(account)}</title>
diff --git a/app/javascript/mastodon/features/account_timeline/components/account_name.tsx b/app/javascript/mastodon/features/account_timeline/components/account_name.tsx
index 20bff5aeeed..ac6ab2735e2 100644
--- a/app/javascript/mastodon/features/account_timeline/components/account_name.tsx
+++ b/app/javascript/mastodon/features/account_timeline/components/account_name.tsx
@@ -1,12 +1,19 @@
+import { useCallback, useId, useRef, useState } from 'react';
 import type { FC } from 'react';
 
-import { useIntl } from 'react-intl';
+import { defineMessages, FormattedMessage, useIntl } from 'react-intl';
+
+import classNames from 'classnames';
+
+import Overlay from 'react-overlays/esm/Overlay';
 
 import { DisplayName } from '@/mastodon/components/display_name';
 import { Icon } from '@/mastodon/components/icon';
 import { useAccount } from '@/mastodon/hooks/useAccount';
 import { useAppSelector } from '@/mastodon/store';
+import AtIcon from '@/material-icons/400-24px/alternate_email.svg?react';
 import HelpIcon from '@/material-icons/400-24px/help.svg?react';
+import DomainIcon from '@/material-icons/400-24px/language.svg?react';
 import LockIcon from '@/material-icons/400-24px/lock.svg?react';
 
 import { DomainPill } from '../../account/components/domain_pill';
@@ -14,6 +21,18 @@ import { isRedesignEnabled } from '../common';
 
 import classes from './redesign.module.scss';
 
+const messages = defineMessages({
+  lockedInfo: {
+    id: 'account.locked_info',
+    defaultMessage:
+      'This account privacy status is set to locked. The owner manually reviews who can follow them.',
+  },
+  nameInfo: {
+    id: 'account.name_info',
+    defaultMessage: 'What does this mean?',
+  },
+});
+
 export const AccountName: FC<{ accountId: string }> = ({ accountId }) => {
   const intl = useIntl();
   const account = useAccount(accountId);
@@ -46,11 +65,7 @@ export const AccountName: FC<{ accountId: string }> = ({ accountId }) => {
             <Icon
               id='lock'
               icon={LockIcon}
-              aria-label={intl.formatMessage({
-                id: 'account.locked_info',
-                defaultMessage:
-                  'This account privacy status is set to locked. The owner manually reviews who can follow them.',
-              })}
+              aria-label={intl.formatMessage(messages.lockedInfo)}
             />
           )}
         </small>
@@ -65,15 +80,112 @@ export const AccountName: FC<{ accountId: string }> = ({ accountId }) => {
       </h1>
       <p className={classes.username}>
         @{username}@{domain}
-        <DomainPill
+        <AccountNameHelp
           username={username}
           domain={domain}
-          isSelf={me === account.id}
-          className={classes.domainPill}
-        >
-          <Icon id='help' icon={HelpIcon} />
-        </DomainPill>
+          isSelf={account.id === me}
+        />
       </p>
     </div>
   );
 };
+
+const AccountNameHelp: FC<{
+  username: string;
+  domain: string;
+  isSelf: boolean;
+}> = ({ username, domain, isSelf }) => {
+  const accessibilityId = useId();
+  const intl = useIntl();
+  const [open, setOpen] = useState(false);
+  const triggerRef = useRef<HTMLButtonElement>(null);
+
+  const handleClick = useCallback(() => {
+    setOpen((prev) => !prev);
+  }, []);
+
+  return (
+    <>
+      <button
+        type='button'
+        ref={triggerRef}
+        className={classes.handleHelpButton}
+        onClick={handleClick}
+        aria-expanded={open}
+        aria-controls={accessibilityId}
+      >
+        <Icon
+          id='help'
+          icon={HelpIcon}
+          aria-label={intl.formatMessage(messages.nameInfo)}
+        />
+      </button>
+
+      <Overlay
+        show={open}
+        rootClose
+        target={triggerRef}
+        onHide={handleClick}
+        offset={[5, 5]}
+      >
+        {({ props }) => (
+          <div
+            {...props}
+            role='region'
+            id={accessibilityId}
+            className={classNames('dropdown-animation', classes.handleHelp)}
+          >
+            <FormattedMessage
+              id='account.name.help.header'
+              defaultMessage='A handle is like an email address'
+              tagName='h3'
+            />
+            <ol>
+              <li>
+                <Icon id='at' icon={AtIcon} />
+                {isSelf ? (
+                  <FormattedMessage
+                    id='account.name.help.username_self'
+                    defaultMessage='{username} is your username on this server. Someone on another server might have the same username.'
+                    values={{ username: <strong>{username}</strong> }}
+                    tagName='p'
+                  />
+                ) : (
+                  <FormattedMessage
+                    id='account.name.help.username'
+                    defaultMessage='{username} is this account’s username on their server. Someone on another server might have the same username.'
+                    values={{ username: <strong>{username}</strong> }}
+                    tagName='p'
+                  />
+                )}
+              </li>
+              <li>
+                <Icon id='domain' icon={DomainIcon} />
+                {isSelf ? (
+                  <FormattedMessage
+                    id='account.name.help.domain_self'
+                    defaultMessage='{domain} is your server that hosts your profile and posts.'
+                    values={{ domain: <strong>{domain}</strong> }}
+                    tagName='p'
+                  />
+                ) : (
+                  <FormattedMessage
+                    id='account.name.help.domain'
+                    defaultMessage='{domain} is the server that hosts the user’s profile and posts.'
+                    values={{ domain: <strong>{domain}</strong> }}
+                    tagName='p'
+                  />
+                )}
+              </li>
+            </ol>
+            <FormattedMessage
+              id='account.name.help.footer'
+              defaultMessage='Just like you can send emails to people using different email clients, you can interact with people on other Mastodon servers – and with anyone on other social apps powered by the same set of rules as Mastodon uses (the ActivityPub protocol).'
+              tagName='p'
+            />
+          </div>
+        )}
+      </Overlay>
+    </>
+  );
+};
diff --git a/app/javascript/mastodon/features/account_timeline/components/badges.tsx b/app/javascript/mastodon/features/account_timeline/components/badges.tsx
index 09335cee88f..9bfc3b5da53 100644
--- a/app/javascript/mastodon/features/account_timeline/components/badges.tsx
+++ b/app/javascript/mastodon/features/account_timeline/components/badges.tsx
@@ -46,7 +46,8 @@ export const AccountBadges: FC<{ accountId: string }> = ({ accountId }) => {
     return null;
   }
 
-  const className = isRedesignEnabled() ? classes.badge : '';
+  const isRedesign = isRedesignEnabled();
+  const className = isRedesign ? classes.badge : '';
 
   const domain = account.acct.includes('@')
     ? account.acct.split('@')[1]
@@ -68,7 +69,7 @@ export const AccountBadges: FC<{ accountId: string }> = ({ accountId }) => {
           key={role.id}
           label={role.name}
           className={className}
-          domain={isRedesignEnabled() ? `(${domain})` : domain}
+          domain={isRedesign ? `(${domain})` : domain}
           roleId={role.id}
         />,
       );
@@ -81,7 +82,7 @@ export const AccountBadges: FC<{ accountId: string }> = ({ accountId }) => {
   if (account.group) {
     badges.push(<GroupBadge key='group-badge' className={className} />);
   }
-  if (isRedesignEnabled() && relationship) {
+  if (isRedesign && relationship) {
     if (relationship.blocking) {
       badges.push(
         <BlockedBadge
@@ -89,7 +90,8 @@ export const AccountBadges: FC<{ accountId: string }> = ({ accountId }) => {
           className={classNames(className, classes.badgeBlocked)}
         />,
       );
-    } else if (relationship.domain_blocking) {
+    }
+    if (relationship.domain_blocking) {
       badges.push(
         <BlockedBadge
           key='domain-blocking'
@@ -103,7 +105,8 @@ export const AccountBadges: FC<{ accountId: string }> = ({ accountId }) => {
           }
         />,
       );
-    } else if (relationship.muting) {
+    }
+    if (relationship.muting) {
       badges.push(
         <MutedBadge
           key='muted-badge'
diff --git a/app/javascript/mastodon/features/account_timeline/components/buttons.tsx b/app/javascript/mastodon/features/account_timeline/components/buttons.tsx
index c998d1472ce..fe0bbbfbd62 100644
--- a/app/javascript/mastodon/features/account_timeline/components/buttons.tsx
+++ b/app/javascript/mastodon/features/account_timeline/components/buttons.tsx
@@ -16,6 +16,8 @@ import NotificationsIcon from '@/material-icons/400-24px/notifications.svg?react
 import NotificationsActiveIcon from '@/material-icons/400-24px/notifications_active-fill.svg?react';
 import ShareIcon from '@/material-icons/400-24px/share.svg?react';
 
+import { isRedesignEnabled } from '../common';
+
 import { AccountMenu } from './menu';
 
 const messages = defineMessages({
@@ -35,12 +37,14 @@ interface AccountButtonsProps {
   accountId: string;
   className?: string;
   noShare?: boolean;
+  forceMenu?: boolean;
 }
 
 export const AccountButtons: FC<AccountButtonsProps> = ({
   accountId,
   className,
   noShare,
+  forceMenu,
 }) => {
   const hidden = useAppSelector((state) => getAccountHidden(state, accountId));
   const me = useAppSelector((state) => state.meta.get('me') as string);
@@ -50,7 +54,7 @@ export const AccountButtons: FC<AccountButtonsProps> = ({
       {!hidden && (
         <AccountButtonsOther accountId={accountId} noShare={noShare} />
       )}
-      {accountId !== me && <AccountMenu accountId={accountId} />}
+      {(accountId !== me || forceMenu) && <AccountMenu accountId={accountId} />}
     </div>
   );
 };
@@ -93,6 +97,7 @@ const AccountButtonsOther: FC<
           accountId={accountId}
           className='account__header__follow-button'
           labelLength='long'
+          withUnmute={!isRedesignEnabled()}
         />
       )}
       {isFollowing && (
diff --git a/app/javascript/mastodon/features/account_timeline/components/menu.tsx b/app/javascript/mastodon/features/account_timeline/components/menu.tsx
index a926a651f77..f03878eb8c8 100644
--- a/app/javascript/mastodon/features/account_timeline/components/menu.tsx
+++ b/app/javascript/mastodon/features/account_timeline/components/menu.tsx
@@ -34,7 +34,6 @@ import {
 import type { AppDispatch } from '@/mastodon/store';
 import { useAppDispatch, useAppSelector } from '@/mastodon/store';
 import BlockIcon from '@/material-icons/400-24px/block.svg?react';
-import EditIcon from '@/material-icons/400-24px/edit_square.svg?react';
 import LinkIcon from '@/material-icons/400-24px/link_2.svg?react';
 import MoreHorizIcon from '@/material-icons/400-24px/more_horiz.svg?react';
 import PersonRemoveIcon from '@/material-icons/400-24px/person_remove.svg?react';
@@ -51,6 +50,10 @@ export const AccountMenu: FC<{ accountId: string }> = ({ accountId }) => {
   const relationship = useAppSelector((state) =>
     state.relationships.get(accountId),
   );
+  const currentAccountId = useAppSelector(
+    (state) => state.meta.get('me') as string,
+  );
+  const isMe = currentAccountId === accountId;
 
   const dispatch = useAppDispatch();
   const menuItems = useMemo(() => {
@@ -61,7 +64,7 @@ export const AccountMenu: FC<{ accountId: string }> = ({ accountId }) => {
     if (isRedesignEnabled()) {
       return redesignMenuItems({
         account,
-        signedIn,
+        signedIn: !isMe && signedIn,
         permissions,
         intl,
         relationship,
@@ -76,7 +79,7 @@ export const AccountMenu: FC<{ accountId: string }> = ({ accountId }) => {
       relationship,
       dispatch,
     });
-  }, [account, signedIn, permissions, intl, relationship, dispatch]);
+  }, [account, signedIn, isMe, permissions, intl, relationship, dispatch]);
   return (
     <Dropdown
       disabled={menuItems.length === 0}
@@ -443,6 +446,10 @@ const redesignMessages = defineMessages({
     defaultMessage: 'Copied account link to clipboard',
   },
   mention: { id: 'account.menu.mention', defaultMessage: 'Mention' },
+  noteDescription: {
+    id: 'account.menu.note.description',
+    defaultMessage: 'Visible only to you',
+  },
   direct: {
     id: 'account.menu.direct',
     defaultMessage: 'Privately mention',
@@ -513,22 +520,30 @@ function redesignMenuItems({
         icon: ShareIcon,
       });
     }
-    items.push(
-      {
-        text: intl.formatMessage(redesignMessages.copy),
-        action: () => {
-          void navigator.clipboard.writeText(account.url);
-          dispatch(showAlert({ message: redesignMessages.copied }));
-        },
-        icon: LinkIcon,
+    items.push({
+      text: intl.formatMessage(redesignMessages.copy),
+      action: () => {
+        void navigator.clipboard.writeText(account.url);
+        dispatch(showAlert({ message: redesignMessages.copied }));
       },
-      null,
-    );
+      icon: LinkIcon,
+    });
+  }
+
+  // Open on remote page.
+  if (isRemote) {
+    items.push({
+      text: intl.formatMessage(redesignMessages.openOriginalPage, {
+        domain: remoteDomain,
+      }),
+      href: account.url,
+    });
   }
 
   // Mention and direct message options
   if (signedIn && !account.suspended) {
     items.push(
+      null,
       {
         text: intl.formatMessage(redesignMessages.mention),
         action: () => {
@@ -543,36 +558,6 @@ function redesignMenuItems({
         },
       },
       null,
-      {
-        text: intl.formatMessage(
-          relationship?.note ? messages.editNote : messages.addNote,
-        ),
-        action: () => {
-          dispatch(
-            openModal({
-              modalType: 'ACCOUNT_NOTE',
-              modalProps: {
-                accountId: account.id,
-              },
-            }),
-          );
-        },
-        icon: EditIcon,
-      },
-      null,
-    );
-  }
-
-  // Open on remote page.
-  if (isRemote) {
-    items.push(
-      {
-        text: intl.formatMessage(redesignMessages.openOriginalPage, {
-          domain: remoteDomain,
-        }),
-        href: account.url,
-      },
-      null,
     );
   }
 
@@ -608,59 +593,78 @@ function redesignMenuItems({
           }
         },
       },
-      null,
     );
+  }
 
-    // Timeline options
-    if (!relationship.muting) {
-      items.push(
-        {
-          text: intl.formatMessage(
-            relationship.showing_reblogs
-              ? redesignMessages.hideReblogs
-              : redesignMessages.showReblogs,
-          ),
-          action: () => {
-            dispatch(
-              followAccount(account.id, {
-                reblogs: !relationship.showing_reblogs,
-              }),
-            );
-          },
-        },
-        {
-          text: intl.formatMessage(messages.languages),
-          action: () => {
-            dispatch(
-              openModal({
-                modalType: 'SUBSCRIBED_LANGUAGES',
-                modalProps: {
-                  accountId: account.id,
-                },
-              }),
-            );
-          },
-        },
-      );
-    }
+  items.push(
+    {
+      text: intl.formatMessage(
+        relationship?.note ? messages.editNote : messages.addNote,
+      ),
+      description: intl.formatMessage(redesignMessages.noteDescription),
+      action: () => {
+        dispatch(
+          openModal({
+            modalType: 'ACCOUNT_NOTE',
+            modalProps: {
+              accountId: account.id,
+            },
+          }),
+        );
+      },
+    },
+    null,
+  );
 
+  // Timeline options
+  if (relationship && !relationship.muting) {
     items.push(
       {
         text: intl.formatMessage(
-          relationship.muting ? redesignMessages.unmute : redesignMessages.mute,
+          relationship.showing_reblogs
+            ? redesignMessages.hideReblogs
+            : redesignMessages.showReblogs,
         ),
         action: () => {
-          if (relationship.muting) {
-            dispatch(unmuteAccount(account.id));
-          } else {
-            dispatch(initMuteModal(account));
-          }
+          dispatch(
+            followAccount(account.id, {
+              reblogs: !relationship.showing_reblogs,
+            }),
+          );
+        },
+      },
+      {
+        text: intl.formatMessage(messages.languages),
+        action: () => {
+          dispatch(
+            openModal({
+              modalType: 'SUBSCRIBED_LANGUAGES',
+              modalProps: {
+                accountId: account.id,
+              },
+            }),
+          );
         },
       },
-      null,
     );
   }
 
+  items.push(
+    {
+      text: intl.formatMessage(
+        relationship?.muting ? redesignMessages.unmute : redesignMessages.mute,
+      ),
+      action: () => {
+        if (relationship?.muting) {
+          dispatch(unmuteAccount(account.id));
+        } else {
+          dispatch(initMuteModal(account));
+        }
+      },
+    },
+    null,
+  );
+
   if (relationship?.followed_by) {
     items.push({
       text: intl.formatMessage(redesignMessages.removeFollower),
@@ -722,7 +726,7 @@ function redesignMenuItems({
   }
 
   if (remoteDomain) {
-    items.push({
+    items.push(null, {
       text: intl.formatMessage(
         relationship?.domain_blocking
           ? redesignMessages.domainUnblock
diff --git a/app/javascript/mastodon/features/account_timeline/components/note.tsx b/app/javascript/mastodon/features/account_timeline/components/note.tsx
index dd22d92e7b6..b344e81d6bf 100644
--- a/app/javascript/mastodon/features/account_timeline/components/note.tsx
+++ b/app/javascript/mastodon/features/account_timeline/components/note.tsx
@@ -63,7 +63,7 @@ export const AccountNote: FC<{ accountId: string }> = ({ accountId }) => {
         />
       }
     >
-      {relationship.note}
+      <div className={classes.noteContent}>{relationship.note}</div>
     </Callout>
   );
 };
diff --git a/app/javascript/mastodon/features/account_timeline/components/number_fields.tsx b/app/javascript/mastodon/features/account_timeline/components/number_fields.tsx
index 20df6a0125f..41d5c36ed72 100644
--- a/app/javascript/mastodon/features/account_timeline/components/number_fields.tsx
+++ b/app/javascript/mastodon/features/account_timeline/components/number_fields.tsx
@@ -70,24 +70,22 @@ export const AccountNumberFields: FC<{ accountId: string }> = ({
       </NavLink>
 
       {isRedesignEnabled() && (
-        <NavLink exact to={`/@${account.acct}`}>
-          <FormattedMessage
-            id='account.joined_long'
-            defaultMessage='Joined on {date}'
-            values={{
-              date: (
-                <strong>
-                  <FormattedDateWrapper
-                    value={account.created_at}
-                    year='numeric'
-                    month='short'
-                    day='2-digit'
-                  />
-                </strong>
-              ),
-            }}
-          />
-        </NavLink>
+        <FormattedMessage
+          id='account.joined_long'
+          defaultMessage='Joined on {date}'
+          values={{
+            date: (
+              <strong>
+                <FormattedDateWrapper
+                  value={account.created_at}
+                  year='numeric'
+                  month='short'
+                  day='2-digit'
+                />
+              </strong>
+            ),
+          }}
+        />
       )}
     </div>
   );
diff --git a/app/javascript/mastodon/features/account_timeline/components/redesign.module.scss b/app/javascript/mastodon/features/account_timeline/components/redesign.module.scss
index 6f71a5ae89c..3d360bfdd26 100644
--- a/app/javascript/mastodon/features/account_timeline/components/redesign.module.scss
+++ b/app/javascript/mastodon/features/account_timeline/components/redesign.module.scss
@@ -1,9 +1,24 @@
+.header {
+  height: 120px;
+  background: var(--color-bg-secondary);
+
+  @container (width >= 500px) {
+    height: 160px;
+  }
+}
+
 .barWrapper {
   border-bottom: none;
 }
 
+.avatarWrapper {
+  margin-top: -64px;
+  padding-top: 0;
+}
+
 .nameWrapper {
   display: flex;
+  align-items: start;
   gap: 16px;
 }
 
@@ -12,6 +27,10 @@
   font-size: 22px;
   white-space: initial;
   line-height: normal;
+
+  > h1 {
+    white-space: initial;
+  }
 }
 
 .username {
@@ -23,15 +42,13 @@
   margin-top: 4px;
 }
 
-.domainPill {
+.handleHelpButton {
   appearance: none;
   border: none;
   background: none;
   padding: 0;
-  text-decoration: underline;
   color: inherit;
   font-size: 1em;
-  font-weight: initial;
   margin-left: 2px;
   width: 16px;
   height: 16px;
@@ -43,12 +60,53 @@
   }
 
   &:hover,
-  &:global(.active) {
-    background: none;
+  &:focus {
     color: var(--color-text-brand-soft);
   }
 }
 
+.handleHelp {
+  padding: 16px;
+  background: var(--color-bg-primary);
+  color: var(--color-text-primary);
+  border-radius: 12px;
+  box-shadow: var(--dropdown-shadow);
+  max-width: 400px;
+  box-sizing: border-box;
+
+  > h3 {
+    font-size: 17px;
+    font-weight: 600;
+  }
+
+  > ol {
+    margin: 12px 0;
+  }
+
+  li {
+    display: flex;
+    gap: 8px;
+    align-items: start;
+
+    &:first-child {
+      margin-bottom: 12px;
+    }
+  }
+
+  svg {
+    background: var(--color-bg-brand-softer);
+    width: 28px;
+    height: 28px;
+    padding: 5px;
+    border-radius: 9999px;
+    box-sizing: border-box;
+  }
+
+  strong {
+    font-weight: 600;
+  }
+}
+
 $button-breakpoint: 420px;
 $button-fallback-breakpoint: #{$button-breakpoint} + 55px;
 
@@ -66,7 +124,9 @@ $button-fallback-breakpoint: #{$button-breakpoint} + 55px;
 
 .buttonsMobile {
   position: sticky;
-  bottom: 55px; // Height of bottom nav bar.
+  bottom: var(--mobile-bottom-nav-height);
+  padding: 12px 16px;
+  margin: 0 -20px;
 
   @container (width >= #{$button-breakpoint}) {
     display: none;
@@ -77,13 +137,16 @@ $button-fallback-breakpoint: #{$button-breakpoint} + 55px;
       display: none;
     }
   }
+
+  // Multi-column layout
+  @media (width >= #{$button-breakpoint}) {
+    bottom: 0;
+  }
 }
 
 .buttonsMobileIsStuck {
-  padding: 12px 16px;
   background-color: var(--color-bg-primary);
   border-top: 1px solid var(--color-border-primary);
-  margin: 0 -20px;
 }
 
 .badge {
@@ -116,6 +179,10 @@ svg.badgeIcon {
   margin-bottom: 16px;
 }
 
+.noteContent {
+  white-space-collapse: preserve-breaks;
+}
+
 .noteEditButton {
   color: inherit;
 
@@ -237,6 +304,11 @@ svg.badgeIcon {
   a {
     font-weight: unset;
   }
+
+  strong {
+    font-weight: 600;
+    color: var(--color-text-primary);
+  }
 }
 
 .modalCloseButton {
diff --git a/app/javascript/mastodon/features/account_timeline/v2/styles.module.scss b/app/javascript/mastodon/features/account_timeline/v2/styles.module.scss
index 35bf3301661..469ac3a8948 100644
--- a/app/javascript/mastodon/features/account_timeline/v2/styles.module.scss
+++ b/app/javascript/mastodon/features/account_timeline/v2/styles.module.scss
@@ -100,7 +100,7 @@
 
 .pinnedStatusHeader {
   display: grid;
-  grid-template-columns: max-content auto;
+  grid-template-columns: 1fr auto;
   grid-template-rows: 1fr 1fr;
   gap: 4px;
 
diff --git a/app/javascript/mastodon/hooks/useVisibility.ts b/app/javascript/mastodon/hooks/useVisibility.ts
new file mode 100644
index 00000000000..8ed1c54635e
--- /dev/null
+++ b/app/javascript/mastodon/hooks/useVisibility.ts
@@ -0,0 +1,45 @@
+import type { RefCallback } from 'react';
+import { useCallback, useEffect, useMemo, useState } from 'react';
+
+export function useVisibility({
+  observerOptions,
+}: {
+  observerOptions?: IntersectionObserverInit;
+} = {}) {
+  const [isIntersecting, setIsIntersecting] = useState(false);
+  const handleIntersect: IntersectionObserverCallback = useCallback(
+    (entries) => {
+      const entry = entries.at(0);
+      if (!entry) {
+        return;
+      }
+
+      setIsIntersecting(entry.isIntersecting);
+    },
+    [],
+  );
+  const observer = useMemo(
+    () => new IntersectionObserver(handleIntersect, observerOptions),
+    [handleIntersect, observerOptions],
+  );
+
+  const handleObserverRef: RefCallback<HTMLElement> = useCallback(
+    (node) => {
+      if (node) {
+        observer.observe(node);
+      }
+    },
+    [observer],
+  );
+
+  useEffect(() => {
+    return () => {
+      observer.disconnect();
+    };
+  }, [observer]);
+
+  return {
+    isIntersecting,
+    observedRef: handleObserverRef,
+  };
+}
diff --git a/app/javascript/mastodon/locales/en.json b/app/javascript/mastodon/locales/en.json
index a646d479d74..b383546cb20 100644
--- a/app/javascript/mastodon/locales/en.json
+++ b/app/javascript/mastodon/locales/en.json
@@ -89,6 +89,7 @@
   "account.menu.hide_reblogs": "Hide boosts in timeline",
   "account.menu.mention": "Mention",
   "account.menu.mute": "Mute account",
+  "account.menu.note.description": "Visible only to you",
   "account.menu.open_original_page": "View on {domain}",
   "account.menu.remove_follower": "Remove follower",
   "account.menu.report": "Report account",
@@ -104,6 +105,13 @@
   "account.muted": "Muted",
   "account.muting": "Muting",
   "account.mutual": "You follow each other",
+  "account.name.help.domain": "{domain} is the server that hosts the user’s profile and posts.",
+  "account.name.help.domain_self": "{domain} is your server that hosts your profile and posts.",
+  "account.name.help.footer": "Just like you can send emails to people using different email clients, you can interact with people on other Mastodon servers – and with anyone on other social apps powered by the same set of rules as Mastodon uses (the ActivityPub protocol).",
+  "account.name.help.header": "A handle is like an email address",
+  "account.name.help.username": "{username} is this account’s username on their server. Someone on another server might have the same username.",
+  "account.name.help.username_self": "{username} is your username on this server. Someone on another server might have the same username.",
+  "account.name_info": "What does this mean?",
   "account.no_bio": "No description provided.",
   "account.node_modal.callout": "Personal notes are visible only to you.",
   "account.node_modal.edit_title": "Edit personal note",
diff --git a/app/javascript/material-icons/400-24px/language-fill.svg b/app/javascript/material-icons/400-24px/language-fill.svg
new file mode 100644
index 00000000000..ee45d243a55
--- /dev/null
+++ b/app/javascript/material-icons/400-24px/language-fill.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 -960 960 960" width="24"><path d="M325-111.5q-73-31.5-127.5-86t-86-127.5Q80-398 80-480.5t31.5-155q31.5-72.5 86-127t127.5-86Q398-880 480.5-880t155 31.5q72.5 31.5 127 86t86 127Q880-563 880-480.5T848.5-325q-31.5 73-86 127.5t-127 86Q563-80 480.5-80T325-111.5ZM480-162q26-36 45-75t31-83H404q12 44 31 83t45 75Zm-104-16q-18-33-31.5-68.5T322-320H204q29 50 72.5 87t99.5 55Zm208 0q56-18 99.5-55t72.5-87H638q-9 38-22.5 73.5T584-178ZM170-400h136q-3-20-4.5-39.5T300-480q0-21 1.5-40.5T306-560H170q-5 20-7.5 39.5T160-480q0 21 2.5 40.5T170-400Zm216 0h188q3-20 4.5-39.5T580-480q0-21-1.5-40.5T574-560H386q-3 20-4.5 39.5T380-480q0 21 1.5 40.5T386-400Zm268 0h136q5-20 7.5-39.5T800-480q0-21-2.5-40.5T790-560H654q3 20 4.5 39.5T660-480q0 21-1.5 40.5T654-400Zm-16-240h118q-29-50-72.5-87T584-782q18 33 31.5 68.5T638-640Zm-234 0h152q-12-44-31-83t-45-75q-26 36-45 75t-31 83Zm-200 0h118q9-38 22.5-73.5T376-782q-56 18-99.5 55T204-640Z"/></svg>
\ No newline at end of file
diff --git a/app/javascript/material-icons/400-24px/language.svg b/app/javascript/material-icons/400-24px/language.svg
new file mode 100644
index 00000000000..ee45d243a55
--- /dev/null
+++ b/app/javascript/material-icons/400-24px/language.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 -960 960 960" width="24"><path d="M325-111.5q-73-31.5-127.5-86t-86-127.5Q80-398 80-480.5t31.5-155q31.5-72.5 86-127t127.5-86Q398-880 480.5-880t155 31.5q72.5 31.5 127 86t86 127Q880-563 880-480.5T848.5-325q-31.5 73-86 127.5t-127 86Q563-80 480.5-80T325-111.5ZM480-162q26-36 45-75t31-83H404q12 44 31 83t45 75Zm-104-16q-18-33-31.5-68.5T322-320H204q29 50 72.5 87t99.5 55Zm208 0q56-18 99.5-55t72.5-87H638q-9 38-22.5 73.5T584-178ZM170-400h136q-3-20-4.5-39.5T300-480q0-21 1.5-40.5T306-560H170q-5 20-7.5 39.5T160-480q0 21 2.5 40.5T170-400Zm216 0h188q3-20 4.5-39.5T580-480q0-21-1.5-40.5T574-560H386q-3 20-4.5 39.5T380-480q0 21 1.5 40.5T386-400Zm268 0h136q5-20 7.5-39.5T800-480q0-21-2.5-40.5T790-560H654q3 20 4.5 39.5T660-480q0 21-1.5 40.5T654-400Zm-16-240h118q-29-50-72.5-87T584-782q18 33 31.5 68.5T638-640Zm-234 0h152q-12-44-31-83t-45-75q-26 36-45 75t-31 83Zm-200 0h118q9-38 22.5-73.5T376-782q-56 18-99.5 55T204-640Z"/></svg>
\ No newline at end of file
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index acec3bc2d65..ee2da64519a 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -2869,6 +2869,7 @@ a.account__display-name {
   }
 
   &-subtitle {
+    color: var(--color-text-tertiary);
     font-weight: 400;
   }
 
@@ -2911,6 +2912,10 @@ a.account__display-name {
       outline: 0;
     }
   }
+
+  button:is(:disabled, [aria-disabled='true']) &-subtitle {
+    color: inherit;
+  }
 }
 
 .reblog-menu-item {