diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 5f7fad5..d8ad38d 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -20,7 +20,9 @@
     </configurations>
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="cea36e80-e289-4d69-9030-7186d540ac0e" name="更改" comment="MDC RX" />
+    <list default="true" id="cea36e80-e289-4d69-9030-7186d540ac0e" name="更改" comment="MDC RX">
+      <change beforePath="$PROJECT_DIR$/app/menu.c" beforeDir="false" afterPath="$PROJECT_DIR$/app/menu.c" afterDir="false" />
+    </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
@@ -126,7 +128,7 @@
       <workItem from="1701413653518" duration="3544000" />
       <workItem from="1701430185864" duration="10115000" />
       <workItem from="1701559895523" duration="22519000" />
-      <workItem from="1701678199532" duration="13406000" />
+      <workItem from="1701678199532" duration="13757000" />
     </task>
     <task id="LOCAL-00001" summary="bug fix">
       <created>1701136012311</created>
@@ -429,7 +431,21 @@
       <option name="project" value="LOCAL" />
       <updated>1701692636883</updated>
     </task>
-    <option name="localTasksCounter" value="44" />
+    <task id="LOCAL-00044" summary="MDC RX">
+      <created>1701692962928</created>
+      <option name="number" value="00044" />
+      <option name="presentableId" value="LOCAL-00044" />
+      <option name="project" value="LOCAL" />
+      <updated>1701692962928</updated>
+    </task>
+    <task id="LOCAL-00045" summary="MDC RX">
+      <created>1701693039945</created>
+      <option name="number" value="00045" />
+      <option name="presentableId" value="LOCAL-00045" />
+      <option name="project" value="LOCAL" />
+      <updated>1701693039945</updated>
+    </task>
+    <option name="localTasksCounter" value="46" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
diff --git a/app/menu.c b/app/menu.c
index cf23311..d456a8c 100644
--- a/app/menu.c
+++ b/app/menu.c
@@ -1667,7 +1667,7 @@ if( gIsInSubMenu && edit_index >= 0){
                     else if(c>'F')c='0';
                     else if(c>'9'&&c<'A'){
                         if(Direction==1)c='A';
-                    else c='9';
+                        else c='9';
                     }
 
                 edit[edit_index]=c;
diff --git a/ui/menu.c b/ui/menu.c
index bc35e32..850c802 100644
--- a/ui/menu.c
+++ b/ui/menu.c
@@ -685,7 +685,8 @@ void UI_DisplayMenu(void) {
 
         case MENU_MDC_ID:
         {
-            if (!gIsInSubMenu||edit_index<0) {    // show the channel name
+            gIsInSubMenu=true;
+            if (edit_index<0) {    // show the channel name
                     sprintf(String, "%04X", gEeprom.MDC1200_ID); // %04X确保输出是4个字符长度的十六进制数
                 UI_PrintStringSmall(String, menu_item_x1, menu_item_x2, 3);//4
             } else {    // show the channel name being edited