diff --git a/src/datetime/time.cpp b/src/datetime/time.cpp
index d12724e..d5498e4 100644
--- a/src/datetime/time.cpp
+++ b/src/datetime/time.cpp
@@ -23,9 +23,6 @@
 #include <QDateTime>
 #include <QSettings>
 
-#define FORMAT24H "HH:mm:ss"
-#define FORMAT12H "h:mm:ss ap"
-
 Time::Time(QObject *parent)
     : QObject(parent)
     , m_settings("cutefishos", "locale")
diff --git a/src/qml/Power/Main.qml b/src/qml/Power/Main.qml
index 39c526b..b52cac7 100644
--- a/src/qml/Power/Main.qml
+++ b/src/qml/Power/Main.qml
@@ -80,8 +80,7 @@ ItemPage {
                 rightPadding: FishUI.Units.largeSpacing
                 Layout.fillWidth: true
                 wrapMode: Text.WordWrap
-                text: "<b>%1:</b> %2".arg(qsTr("Performance"))
-                                     .arg(qsTr("CPU and GPU frequencies will be increased, while power consumption and heat generation will be increased."))
+                text: qsTr("Performance mode: CPU and GPU frequencies will be increased, while power consumption and heat generation will be increased.")
             }
         }
     }
diff --git a/translations/en_US.ts b/translations/en_US.ts
index d6ae646..76fb656 100644
--- a/translations/en_US.ts
+++ b/translations/en_US.ts
@@ -381,13 +381,12 @@
     </message>
     <message>
         <location filename="../src/qml/Power/Main.qml" line="70"/>
-        <location filename="../src/qml/Power/Main.qml" line="83"/>
         <source>Performance</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../src/qml/Power/Main.qml" line="84"/>
-        <source>CPU and GPU frequencies will be increased, while power consumption and heat generation will be increased.</source>
+        <location filename="../src/qml/Power/Main.qml" line="83"/>
+        <source>Performance mode: CPU and GPU frequencies will be increased, while power consumption and heat generation will be increased.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
diff --git a/translations/zh_CN.ts b/translations/zh_CN.ts
index 03d0c9a..8e640a8 100644
--- a/translations/zh_CN.ts
+++ b/translations/zh_CN.ts
@@ -381,14 +381,13 @@
     </message>
     <message>
         <location filename="../src/qml/Power/Main.qml" line="70"/>
-        <location filename="../src/qml/Power/Main.qml" line="83"/>
         <source>Performance</source>
         <translation>性能模式</translation>
     </message>
     <message>
-        <location filename="../src/qml/Power/Main.qml" line="84"/>
-        <source>CPU and GPU frequencies will be increased, while power consumption and heat generation will be increased.</source>
-        <translation>CPU和GPU频率将提升，同时耗电和发热将增加。</translation>
+        <location filename="../src/qml/Power/Main.qml" line="83"/>
+        <source>Performance mode: CPU and GPU frequencies will be increased, while power consumption and heat generation will be increased.</source>
+        <translation>性能模式: CPU和GPU频率将提升，同时耗电和发热将增加。</translation>
     </message>
     <message>
         <location filename="../src/qml/User/Main.qml" line="31"/>