diff --git a/common/base/src/main/ets/manager/ScreenManager.ts b/common/base/src/main/ets/manager/ScreenManager.ts
index da3b306b..22dd8e50 100644
--- a/common/base/src/main/ets/manager/ScreenManager.ts
+++ b/common/base/src/main/ets/manager/ScreenManager.ts
@@ -144,7 +144,7 @@ class ScreenManager {
         }
         let cb;
         let i = cbs.length;
-        while (i-- != 0) {
+        while (i-- > 0) {
             cb = cbs[i];
             if (cb === fn || cb.fn === fn) {
                 cbs.splice(i, 1);
diff --git a/common/base/src/main/ets/utils/hisysEventUtil.ts b/common/base/src/main/ets/utils/hisysEventUtil.ts
index 5fa0f123..e6602116 100644
--- a/common/base/src/main/ets/utils/hisysEventUtil.ts
+++ b/common/base/src/main/ets/utils/hisysEventUtil.ts
@@ -30,7 +30,7 @@ export function hiSysEventDataQueryTimedOut(interfaceName: string): number {
                 params: params
             };
             hiSysEvent.write(info, (err: Error): void => {
-                if(err) {
+                if(err != null) {
                     Log.error(TAG, 'fail to return hiSysEvent');
                 }
             });
diff --git a/entry/src/main/ets/feature/album/view/AlbumSetPage.ets b/entry/src/main/ets/feature/album/view/AlbumSetPage.ets
index 0dac263e..7f09538d 100644
--- a/entry/src/main/ets/feature/album/view/AlbumSetPage.ets
+++ b/entry/src/main/ets/feature/album/view/AlbumSetPage.ets
@@ -462,7 +462,7 @@ export struct AlbumSetPage {
                                 isBigCard: true,
                             })
                         }.columnStart(0).columnEnd(1)
-                    } else if ((item != undefined && item != null) && (item.get() != undefined && item.get() != null)) {
+                    } else if (item != null && item.get() != null) {
                         GridItem() {
                             AlbumGridItemNewStyle({
                                 item: item.get(),
diff --git a/features/browser/src/main/ets/components/PhotoSwiper.ets b/features/browser/src/main/ets/components/PhotoSwiper.ets
index 4bbd639a..de1852e2 100644
--- a/features/browser/src/main/ets/components/PhotoSwiper.ets
+++ b/features/browser/src/main/ets/components/PhotoSwiper.ets
@@ -97,4 +97,4 @@ export struct PhotoSwiper {
         })
         .disableSwipe(this.canSwipe)
     }
-}
\ No newline at end of file
+}