diff --git a/customappbar/interfaces/custom_app_bar_forpc.js b/customappbar/interfaces/custom_app_bar_forpc.js
index a67370caed313836ba3161b8f2c116f7e43171bd..2e34d81dbf37d221fc5805f851b96332b3fabd32 100644
--- a/customappbar/interfaces/custom_app_bar_forpc.js
+++ b/customappbar/interfaces/custom_app_bar_forpc.js
@@ -308,7 +308,8 @@ export class CustomAppBarForPC extends ViewPU {
     }
     updateMaximizeResource(windowStatusType) {
         if (windowStatusType === window.WindowStatusType.FULL_SCREEN ||
-            windowStatusType === window.WindowStatusType.SPLIT_SCREEN) {
+            windowStatusType === window.WindowStatusType.SPLIT_SCREEN ||
+            windowStatusType === window.WindowStatusType.MAXIMIZE) {
             this.maximizeResource = this.getIconResource(recoverButtonResourceId);
         } else {
             this.maximizeResource = this.getIconResource(maximizeButtonResourceId);
diff --git a/customappbar/source/custom_app_bar_forpc.ets b/customappbar/source/custom_app_bar_forpc.ets
index 43c94555cd2e3ee6c8322574a8b0d92ee151582f..1113cbb63e7d5cc4c9926d0b42c539d32eeb19b9 100644
--- a/customappbar/source/custom_app_bar_forpc.ets
+++ b/customappbar/source/custom_app_bar_forpc.ets
@@ -139,7 +139,8 @@ export struct CustomAppBarForPC {
 
   updateMaximizeResource(windowStatusType: window.WindowStatusType): void {
     if (windowStatusType === window.WindowStatusType.FULL_SCREEN ||
-      windowStatusType === window.WindowStatusType.SPLIT_SCREEN) {
+      windowStatusType === window.WindowStatusType.SPLIT_SCREEN ||
+      windowStatusType === window.WindowStatusType.MAXIMIZE) {
       this.maximizeResource = this.getIconResource(recoverButtonResourceId);
     } else {
       this.maximizeResource = this.getIconResource(maximizeButtonResourceId);