diff --git a/build-profile.json5 b/build-profile.json5
index 651fcffa5504b758f2eb563d664329b3dff364cd..1f6fb0541d841670d9364ab844373bba118ede4b 100644
--- a/build-profile.json5
+++ b/build-profile.json5
@@ -21,6 +21,7 @@
         "name": "default",
         "signingConfig": "default",
         "compatibleSdkVersion": "5.0.0(12)",
+        "targetSdkVersion": "5.0.0(12)",
         "runtimeOS": "HarmonyOS",
         "buildOption": {
           "strictMode": {
diff --git a/entry/build-profile.json5 b/entry/build-profile.json5
index 10a64b039257d1bbcaccf290124641c74d93f87d..27fd249f565c2f08b0d71f8e170e23c985eae3d2 100644
--- a/entry/build-profile.json5
+++ b/entry/build-profile.json5
@@ -23,33 +23,9 @@
       "abiFilters": ["arm64-v8a","x86_64"]
     }
   },
-  "buildOptionSet": [
-    {
-      "name": "release",
-      "arkOptions": {
-        "obfuscation": {
-          "ruleOptions": {
-            "enable": false,
-            "files": [
-              "./obfuscation-rules.txt"
-            ]
-          }
-        }
-      },
-      "nativeLib": {
-        "debugSymbol": {
-          "strip": true,
-          "exclude": []
-        }
-      }
-    },
-  ],
   "targets": [
     {
       "name": "default"
-    },
-    {
-      "name": "ohosTest",
     }
   ]
 }
\ No newline at end of file
diff --git a/entry/obfuscation-rules.txt b/entry/obfuscation-rules.txt
deleted file mode 100644
index 272efb6ca3f240859091bbbfc7c5802d52793b0b..0000000000000000000000000000000000000000
--- a/entry/obfuscation-rules.txt
+++ /dev/null
@@ -1,23 +0,0 @@
-# Define project specific obfuscation rules here.
-# You can include the obfuscation configuration files in the current module's build-profile.json5.
-#
-# For more details, see
-#   https://developer.huawei.com/consumer/cn/doc/harmonyos-guides-V5/source-obfuscation-V5
-
-# Obfuscation options:
-# -disable-obfuscation: disable all obfuscations
-# -enable-property-obfuscation: obfuscate the property names
-# -enable-toplevel-obfuscation: obfuscate the names in the global scope
-# -compact: remove unnecessary blank spaces and all line feeds
-# -remove-log: remove all console.* statements
-# -print-namecache: print the name cache that contains the mapping from the old names to new names
-# -apply-namecache: reuse the given cache file
-
-# Keep options:
-# -keep-property-name: specifies property names that you want to keep
-# -keep-global-name: specifies names that you want to keep in the global scope
-
--enable-property-obfuscation
--enable-toplevel-obfuscation
--enable-filename-obfuscation
--enable-export-obfuscation
\ No newline at end of file
diff --git a/entry/src/main/ets/common/utils/ReadFile.ets b/entry/src/main/ets/common/utils/ReadFile.ets
index 90d00814c3796c5d5c530264220bfc3952830eea..1439fed398d75f2060ce51654bff659a99dcb512 100644
--- a/entry/src/main/ets/common/utils/ReadFile.ets
+++ b/entry/src/main/ets/common/utils/ReadFile.ets
@@ -15,15 +15,21 @@
 
 import { fileIo } from '@kit.CoreFileKit';
 import { buffer } from '@kit.ArkTS';
+import { hilog } from '@kit.PerformanceAnalysisKit';
 
 function readFile(filePath: string): string {
-  let stat = fileIo.statSync(filePath);
-  let buf = new ArrayBuffer(stat.size);
-  let fileStream = fileIo.createStreamSync(filePath, 'r+');
-  fileStream.readSync(buf);
-  let res = buffer.from(buf, 0).toString();
-  fileStream.close();
-  return res;
+  try {
+    let stat = fileIo.statSync(filePath);
+    let buf = new ArrayBuffer(stat.size);
+    let fileStream = fileIo.createStreamSync(filePath, 'r+');
+    fileStream.readSync(buf);
+    let res = buffer.from(buf, 0).toString();
+    fileStream.close();
+    return res;
+  } catch (error) {
+    hilog.error(0x0000, 'ReadFile', `readFile catch error, code: ${error.code}, message: ${error.message}`);
+    return 'error readFile';
+  }
 }
 
 export default readFile;
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index 971cdd3644e53a0df9fca73f7f6f591f517c63a2..9fe8df1273dc95e016c2bada740f1b533cef5bec 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -68,7 +68,7 @@ struct Index {
         .customButtonStyle()
         .onClick(() => {
           let content = this.getUIContext().getHostContext()!.resourceManager
-            .getStringSync($r('app.string.file_content_sandbox'));
+            .getStringByNameSync('file_content_sandbox');
           // [Start trans_box_path]
           FileAccess.transferSandboxPath(this.sandboxFilesDir, content);
           // [End trans_box_path]
@@ -79,7 +79,7 @@ struct Index {
         .customButtonStyle()
         .onClick(() => {
           let content = this.getUIContext().getHostContext()!.resourceManager
-            .getStringSync($r('app.string.file_content_splice'));
+            .getStringByNameSync('file_content_splice');
           // [Start file_path]
           FileAccess.splicePath(content);
           // [End file_path]
@@ -105,7 +105,7 @@ struct Index {
         .customButtonStyle()
         .onClick(async () => {
           let content = this.getUIContext().getHostContext()!.resourceManager
-            .getStringSync($r('app.string.file_content_picker'));
+            .getStringByNameSync('file_content_picker');
           await WriteFileByPicker(content).then((value: string) => {
             setTimeout(() => {
               this.customToast(value);