diff --git a/lib/ui/views/TIMUIKitChat/TIMUIKitTextField/tim_uikit_text_field_layout/narrow.dart b/lib/ui/views/TIMUIKitChat/TIMUIKitTextField/tim_uikit_text_field_layout/narrow.dart
index 8a890cc..a23057e 100644
--- a/lib/ui/views/TIMUIKitChat/TIMUIKitTextField/tim_uikit_text_field_layout/narrow.dart
+++ b/lib/ui/views/TIMUIKitChat/TIMUIKitTextField/tim_uikit_text_field_layout/narrow.dart
@@ -474,8 +474,8 @@ class _TIMUIKitTextFieldLayoutNarrowState extends TIMUIKitState<TIMUIKitTextFiel
                                 Center(
                                   child: KeyboardVisibility(
                                       child: ExtendedTextField(
-                                          maxLines: 6,
-                                          minLines: 3,
+                                          maxLines: 4,
+                                          minLines: 1,
                                           focusNode: widget.focusNode,
                                           onChanged: debounceFunc,
                                           onTap: () {