diff --git a/runtime/main/extend/systemplugin/napi/ohos_display.js b/runtime/main/extend/systemplugin/napi/ohos_display.js
index cd7c5f84..a4673244 100644
--- a/runtime/main/extend/systemplugin/napi/ohos_display.js
+++ b/runtime/main/extend/systemplugin/napi/ohos_display.js
@@ -78,6 +78,11 @@ export function mockDisplay() {
         })
       }
     },
+    hasPrivateWindow: function (...args) {
+      console.warn("Display.hasPrivateWindow interface mocked in the Previewer. How this interface works on the Previewer" +
+        " may be different from that on a real device.")
+      return paramMock.paramBooleanMock
+    },
     on: function (...args) {
       console.warn("Display.on interface mocked in the Previewer. How this interface works on the Previewer may be" +
         " different from that on a real device.")
diff --git a/runtime/main/extend/systemplugin/napi/ohos_window.js b/runtime/main/extend/systemplugin/napi/ohos_window.js
index 58327ee4..260658c3 100644
--- a/runtime/main/extend/systemplugin/napi/ohos_window.js
+++ b/runtime/main/extend/systemplugin/napi/ohos_window.js
@@ -346,6 +346,10 @@ export const Window = {
       })
     }
   },
+  setSnapshotSkip: function(...args) {
+    console.warn("Window.setSnapshotSkip interface mocked in the Previewer. How this interface works on the" +
+      " Previewer may be different from that on a real device.")
+  },
   setSystemBarEnable: function(...args) {
     console.warn("Window.setSystemBarEnable interface mocked in the Previewer. How this interface works on the" +
       " Previewer may be different from that on a real device.")