diff --git a/tools/backup_tool/src/tools_op_restore_async.cpp b/tools/backup_tool/src/tools_op_restore_async.cpp
index 104d2194a5098a75c14c1278df3fa5445c843634..44dd326db779fea8029096f28d2bac8669cc71f9 100644
--- a/tools/backup_tool/src/tools_op_restore_async.cpp
+++ b/tools/backup_tool/src/tools_op_restore_async.cpp
@@ -184,20 +184,8 @@ static int32_t ChangeBundleInfo(const string &pathCapFile, const vector<string>
     for (auto name : bundleNames) {
         string versionName = string(BConstants::DEFAULT_VERSION_NAME);
         uint32_t versionCode = static_cast<uint32_t>(BConstants::DEFAULT_VERSION_CODE);
-        if (type == "false") {
-            auto iter = find_if(infos.begin(), infos.end(), [name](const auto &it) { return it.name == name; });
-            if (iter != infos.end()) {
-                versionName = iter->versionName;
-                versionCode = iter->versionCode;
-            }
-        }
-        string installPath = string(BConstants::BACKUP_TOOL_INSTALL_DIR) + name + ".hap";
-        bool needToInstall = false;
-        if (access(installPath.data(), F_OK) == 0) {
-            needToInstall = true;
-        }
         bundleInfos.emplace_back(BJsonEntityCaps::BundleInfo {
-            .name = name, .needToInstall = needToInstall, .versionCode = versionCode, .versionName = versionName});
+            .name = name, .needToInstall = false, .versionCode = versionCode, .versionName = versionName});
     }
     cache.SetBundleInfos(bundleInfos);
     cachedEntity.Persist();
diff --git a/utils/include/b_error/b_excep_utils.h b/utils/include/b_error/b_excep_utils.h
index 25275d602623c22ded2e8977fde6bc92b0794a0f..ac01921650fd064d7b13a352fadeda3a37dd1afd 100644
--- a/utils/include/b_error/b_excep_utils.h
+++ b/utils/include/b_error/b_excep_utils.h
@@ -72,6 +72,14 @@ public:
      * @param isExtension
      */
     static void VerifyPath(const std::string_view &path, bool isExtension = false);
+
+    /**
+     * @brief 获取规范化后的绝对路径
+     *
+     * @param path 路径
+     * @return std::string 返回绝对路径
+     */
+    static std::string Canonicalize(const std::string_view &path);
 };
 } // namespace OHOS::FileManagement::Backup
 #endif // OHOS_FILEMGMT_BACKUP_B_EXCEP_UTILES_H
\ No newline at end of file
diff --git a/utils/src/b_error/b_excep_utils.cpp b/utils/src/b_error/b_excep_utils.cpp
index 5a6ad2f9144af3aab7ee88fa01b613989fcb2901..032f51b34e171014a63c918a4c6d139f017019b5 100644
--- a/utils/src/b_error/b_excep_utils.cpp
+++ b/utils/src/b_error/b_excep_utils.cpp
@@ -38,4 +38,14 @@ void BExcepUltils::VerifyPath(const string_view &path, bool isExtension)
         throw BError(BError::Codes::EXT_INVAL_ARG, "Invalid path");
     }
 }
+
+string BExcepUltils::Canonicalize(const string_view &path)
+{
+    try {
+        auto ret = canonicalize(path.data());
+        return ret.c_str();
+    } catch (const rust::Error &e) {
+        throw BError(BError::Codes::EXT_INVAL_ARG, "Invalid path");
+    }
+}
 } // namespace OHOS::FileManagement::Backup
diff --git a/utils/src/b_tarball/b_tarball_factory.cpp b/utils/src/b_tarball/b_tarball_factory.cpp
index ddfedd8a1bbfcf11a9fe5e21557ff63b12d5bd94..bed3c7006f1601ee4a5f702bcefb19c0f577a9be 100644
--- a/utils/src/b_tarball/b_tarball_factory.cpp
+++ b/utils/src/b_tarball/b_tarball_factory.cpp
@@ -28,10 +28,14 @@
 #include <unistd.h>
 
 #include "b_error/b_error.h"
+#include "b_error/b_excep_utils.h"
 #include "b_tarball/b_tarball_cmdline.h"
 
 namespace OHOS::FileManagement::Backup {
 using namespace std;
+namespace {
+const string UNTAT_ROOT = "/";
+} // namespace
 
 /**
  * @brief Verifying untar input parameters
@@ -41,8 +45,11 @@ using namespace std;
  */
 static void UntarFort(string_view root)
 {
-    auto resolvedPath = make_unique<char[]>(PATH_MAX);
-    if (!realpath(root.data(), resolvedPath.get()) || (string_view(resolvedPath.get()) != root)) {
+    auto resolvedPath = BExcepUltils::Canonicalize(root);
+    if (string_view(UNTAT_ROOT) != root) {
+        resolvedPath += UNTAT_ROOT;
+    }
+    if (string_view(resolvedPath) != root) {
         throw BError(BError::Codes::UTILS_INVAL_TARBALL_ARG, "The root must be an existing canonicalized path");
     }
 }