diff --git a/app/src/main/java/com/osfans/trime/ime/core/Trime.java b/app/src/main/java/com/osfans/trime/ime/core/Trime.java
index 8198923cd0..82e123b51c 100644
--- a/app/src/main/java/com/osfans/trime/ime/core/Trime.java
+++ b/app/src/main/java/com/osfans/trime/ime/core/Trime.java
@@ -697,17 +697,20 @@ public void onUpdateSelection(
     super.onUpdateSelection(
         oldSelStart, oldSelEnd, newSelStart, newSelEnd, candidatesStart, candidatesEnd);
     if ((candidatesEnd != -1) && ((newSelStart != candidatesEnd) || (newSelEnd != candidatesEnd))) {
-      // 移動光標時，更新候選區
-      if ((newSelEnd < candidatesEnd) && (newSelEnd >= candidatesStart)) {
-        final int n = newSelEnd - candidatesStart;
-        Rime.setCaretPos(n);
-        updateComposing();
-      }
+      // 移動光標時，commit
+      getCurrentInputConnection().finishComposingText();
+      performEscape();
     }
     if ((candidatesStart == -1 && candidatesEnd == -1) && (newSelStart == 0 && newSelEnd == 0)) {
       // 上屏後，清除候選區
       performEscape();
     }
+    if (candidatesEnd < newSelEnd || candidatesStart > newSelStart) {
+      // 點擊在"輸入文字"外，上屏
+      getCurrentInputConnection().finishComposingText();
+      performEscape();
+    }
+
     // Update the caps-lock status for the current cursor position.
     dispatchCapsStateToInputView();
   }
@@ -912,7 +915,13 @@ private boolean isComposing() {
     return Rime.isComposing();
   }
 
+  /**
+   * Commit the current composing text together with the new text
+   *
+   * @param text the new text to be committed
+   */
   public void commitText(String text) {
+    getCurrentInputConnection().finishComposingText();
     activeEditorInstance.commitText(text, true);
   }
 
diff --git a/app/src/main/java/com/osfans/trime/ime/symbol/LiquidKeyboard.kt b/app/src/main/java/com/osfans/trime/ime/symbol/LiquidKeyboard.kt
index da52882538..3f6938f3c5 100644
--- a/app/src/main/java/com/osfans/trime/ime/symbol/LiquidKeyboard.kt
+++ b/app/src/main/java/com/osfans/trime/ime/symbol/LiquidKeyboard.kt
@@ -105,12 +105,10 @@ class LiquidKeyboard(private val context: Context) : ClipboardHelper.OnClipboard
                     if (tabTag.type === SymbolKeyboardType.SYMBOL) {
                         service.inputSymbol(bean.text)
                     } else if (tabTag.type !== SymbolKeyboardType.TABS) {
-                        service.currentInputConnection?.run {
-                            commitText(bean.text, 1)
-                            if (tabTag.type !== SymbolKeyboardType.HISTORY) {
-                                symbolHistory.insert(bean.text)
-                                symbolHistory.save()
-                            }
+                        service.commitText(bean.text)
+                        if (tabTag.type !== SymbolKeyboardType.HISTORY) {
+                            symbolHistory.insert(bean.text)
+                            symbolHistory.save()
                         }
                     } else {
                         val tag = TabManager.get().getTabSwitchTabTag(position)
@@ -162,7 +160,7 @@ class LiquidKeyboard(private val context: Context) : ClipboardHelper.OnClipboard
                 setListener(
                     object : FlexibleAdapter.Listener {
                         override fun onPaste(bean: DatabaseBean) {
-                            service.currentInputConnection?.commitText(bean.text, 1)
+                            service.commitText(bean.text)
                         }
 
                         override suspend fun onPin(bean: DatabaseBean) {