diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index 3b00f1db4c0a07508d8dcc34ff29132720d6ba47..08ab13549a21a01b1a60aa71390fa5645e715ec9 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -14,7 +14,7 @@ import { DialogType, OptionDialog } from './Dialog';
 struct Index {
   dialogController?: CustomDialogController
   @State vTableController: VTableController = new VTableController();
-  columns: Record<string, Object|Record<string, Object>>[] = [
+  columns: Record<string, Object | Record<string, Object>>[] = [
     {
       "field": "A",
       "title": "工号",
@@ -91,7 +91,7 @@ struct Index {
     "columns": [],
     "records": [],
     "autoWrapText": true,
-    "defaultRowHeight": "auto",
+    "defaultRowHeight": 30,
     "editor": "input",
     "editCellTrigger": "doubleclick",
     "resize": {
@@ -111,18 +111,18 @@ struct Index {
       "text": "bbb"
     },
   ]
-  imageColumns: Record<string, Object|Record<string, Object>>[] = [
+  imageColumns: Record<string, Object | Record<string, Object>>[] = [
     {
       "field": "A",
       "title": "icon",
       "width": "auto",
       "editor": "input",
-      "icon":{
-        "type":"image",
+      "icon": {
+        "type": "image",
         "src": "https://lf9-dp-fe-cms-tos.byteorg.com/obj/bit-cloud/VTable/custom-render/flower.jpg",
-        "width":12,
-        "height":12,
-        "positionType":"left"
+        "width": 12,
+        "height": 12,
+        "positionType": "left"
       }
     },
     {
@@ -186,6 +186,7 @@ struct Index {
               break
             case DialogType.UNFREEZE_ROW:
               this.vTableController.frozenRow(1)
+              this.vTableController.renderWithRecreateCells()
               break
             case DialogType.UNFREEZE_COLUMN:
               this.vTableController.frozenToCol(0)
@@ -516,19 +517,26 @@ struct Index {
             .onSelect((event) => {
               this.floatingWindowType = event
             })
-          Button('取消选中')
-            .borderRadius(0)
-            .backgroundColor('#70949292')
-            .fontColor(Color.Black)
-            .onClick(() => {
-              console.log(`==========>this.isShow:`, JSON.stringify(this.isShow))
-              this.vTableController.clearSelected()
-            })
+          // Button('取消选中')
+          //   .borderRadius(0)
+          //   .backgroundColor('#70949292')
+          //   .fontColor(Color.Black)
+          //   .onClick(() => {
+          //     console.log(`==========>this.isShow:`, JSON.stringify(this.isShow))
+          //     this.vTableController.clearSelected()
+          //   })
           Button('合并单元格')
             .borderRadius(0)
             .backgroundColor('#70949292')
             .fontColor(Color.Black)
             .onClick(() => {
+              this.vTableController.unmergeCells(
+                Math.min(this.mergeCellParams[0], this.mergeCellParams[2]),
+                Math.min(this.mergeCellParams[1], this.mergeCellParams[3]),
+                Math.max(this.mergeCellParams[0], this.mergeCellParams[2]),
+                Math.max(this.mergeCellParams[1], this.mergeCellParams[3])
+              );
+
               this.vTableController.mergeCell(
                 Math.min(this.mergeCellParams[0], this.mergeCellParams[2]),
                 Math.min(this.mergeCellParams[1], this.mergeCellParams[3]),
@@ -565,7 +573,8 @@ struct Index {
             .backgroundColor('#70949292')
             .fontColor(Color.Black)
             .onClick(() => {
-              this.vTableController.cancelCustomRender(this.mergeCellParams[0], this.mergeCellParams[1],this.mergeCellParams[2], this.mergeCellParams[3])
+              this.vTableController.cancelCustomRender(this.mergeCellParams[0], this.mergeCellParams[1],
+                this.mergeCellParams[2], this.mergeCellParams[3])
             })
 
         }
diff --git a/library/src/main/ets/util/VTableController.ets b/library/src/main/ets/util/VTableController.ets
index 7405725ebcd26abba9caf7926d751dfbf9a68a90..15590c192c59f507b61b2a4fe643650b6326c4d1 100644
--- a/library/src/main/ets/util/VTableController.ets
+++ b/library/src/main/ets/util/VTableController.ets
@@ -144,23 +144,26 @@ export class VTableController {
   }
 
   // 自定义渲染
-  customRender(startCol: number, startRow: number, endCol: number, endRow: number,id:string = 'default',style?:Record<string,Object>){
+  customRender(startCol: number, startRow: number, endCol: number, endRow: number, id: string = 'default',
+    style?: Record<string, Object>) {
     if (!this.checkInitialized()) {
       return;
     }
-    const deStyle:Record<string,Object> = {
-      "borderColor":"red",
-      "borderLineWidth":4,
-      "fontSize":20,
-      "bgColor":"yellow",
+    const deStyle: Record<string, Object> = {
+      "borderColor": "red",
+      "borderLineWidth": 4,
+      "fontSize": 20,
+      "bgColor": "yellow",
     }
     const deStyleStr = JSON.stringify(deStyle)
     const styleStr = JSON.stringify(style)
-    this.controller!.runJavaScript(`customRender(${startCol},${startRow},${endCol},${endRow},${id},${deStyleStr})`)
+    this.controller!.runJavaScript(`customRender(${startCol},${startRow},${endCol},${endRow},"${id}",${deStyleStr})`)
       .catch((error: Error) => {
         console.error("Error customRender:", error);
       })
+    this.renderWithRecreateCells()
   }
+
   // 取消自定义渲染
   cancelCustomRender(startCol: number, startRow: number, endCol: number, endRow: number) {
     if (!this.checkInitialized()) {
@@ -250,7 +253,7 @@ export class VTableController {
   }
 
   // 更新表格参数
-  updateOption(option: Record<string, Object | Record<string, Object>>){
+  updateOption(option: Record<string, Object | Record<string, Object>>) {
     if (!this.checkInitialized()) {
       return;
     }
@@ -270,6 +273,16 @@ export class VTableController {
       })
   }
 
+  renderWithRecreateCells() {
+    if (!this.checkInitialized()) {
+      return;
+    }
+    this.controller!.runJavaScript(`renderWithRecreateCells()`)
+      .catch((error: Error) => {
+        console.error("Error renderWithRecreateCells:", error);
+      })
+  }
+
   release() {
     if (!this.checkInitialized()) {
       return;
diff --git a/library/src/main/resources/rawfile/vtable_util.js b/library/src/main/resources/rawfile/vtable_util.js
index 73e1a096a55620285bf33a241243dfafeff861b5..0e7ac10fde7ad8dc6862aa4abe7e0d28f1f0018b 100644
--- a/library/src/main/resources/rawfile/vtable_util.js
+++ b/library/src/main/resources/rawfile/vtable_util.js
@@ -238,12 +238,8 @@ function customRender(startCol, startRow, endCol, endRow, id, style) {
 }
 // 自定义渲染复原
 function customRenderRestore(startCol, startRow, endCol, endRow) {
-    const style = {
-        borderColor:'',
-        borderLineWidth:0,
-        bgColor:'',
-        fontSize:null,
-    }
+    const style = window.tableInstance.theme.style
+
     window.tableInstance.registerCustomCellStyle('none',style)
     const pos = {
         range:{
@@ -389,4 +385,8 @@ function clearSelected() {
 
 function updateOption(options) {
     window.tableInstance.updateOption(options);
+}
+
+function renderWithRecreateCells(){
+    window.tableInstance.renderWithRecreateCells();
 }
\ No newline at end of file