diff --git a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager.c b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager.c
index 2189bb7f1fd6bd6c2e341e5f2c21e65f79bba568..a39e3f1c00e09541b7abfaf417bc383a285cf566 100644
--- a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager.c
+++ b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager.c
@@ -256,6 +256,10 @@ int32_t CmRemoveAppCert(const struct CmContext *context, const struct CmBlob *ke
         CM_LOG_E("get rdb auth storage level failed, ret = %d", ret);
         return ret;
     }
+    if (level == ERROR_LEVEL) {
+        level = CM_AUTH_STORAGE_LEVEL_EL1;
+        CM_LOG_I("Remove cred level is ERROR_LEVEL, change to default level el1");
+    }
 
     if (store == CM_CREDENTIAL_STORE) {
         ret = CmAuthDeleteAuthInfo(context, keyUri, level);
@@ -417,6 +421,10 @@ static int32_t GetUriAndDeleteRdbData(const char *filePath, struct CmBlob *uriBl
         CM_LOG_E("get rdb auth storage level failed, ret = %d", ret);
         return ret;
     }
+    if (*level == ERROR_LEVEL) {
+        *level = CM_AUTH_STORAGE_LEVEL_EL1;
+        CM_LOG_I("Delete rdb level is ERROR_LEVEL, change to default level el1");
+    }
 
     ret = DeleteCertProperty((char *)uriBlob->data);
     if (ret != CM_SUCCESS) {
diff --git a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_app_cert_process.c b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_app_cert_process.c
index 486caef5ef2f3a11c0fc74919a6cd040872d62f9..aea36787c1a9aa117f8c8f8f49d9ec778a3b6739 100644
--- a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_app_cert_process.c
+++ b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_app_cert_process.c
@@ -480,11 +480,13 @@ static int32_t StoreKeyAndCert(const struct CmContext *context, const struct CmA
             level = param->level;
             break;
         case CM_CREDENTIAL_STORE:
+            /* If not found, specify the level el2 */
             if (level == ERROR_LEVEL) {
                 level = CM_AUTH_STORAGE_LEVEL_EL2;
             }
             break;
         default:
+            /* whether you find it or not, specify the level el1 */
             level = CM_AUTH_STORAGE_LEVEL_EL1;
             break;
     }
diff --git a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_auth_mgr.c b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_auth_mgr.c
index 85e2a6d6c9142060753398fa338312ada8311cb1..b46074b4e1b03be035b15ae33d66698bb15d0fef 100755
--- a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_auth_mgr.c
+++ b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_auth_mgr.c
@@ -364,6 +364,10 @@ int32_t CmAuthGrantAppCertificate(const struct CmContext *context, const struct
             CM_LOG_E("get rdb auth storage level failed, ret = %d", ret);
             break;
         }
+        if (level == ERROR_LEVEL) {
+            level = CM_AUTH_STORAGE_LEVEL_EL1;
+            CM_LOG_I("grant level is ERROR_LEVEL, change to default level el1");
+        }
 
         ret = CheckCallerIsProducer(context, &uriObj);
         if (ret != CM_SUCCESS) {
@@ -534,6 +538,10 @@ int32_t CmAuthIsAuthorizedApp(const struct CmContext *context, const struct CmBl
             CM_LOG_E("get rdb auth storage level failed, ret = %d", ret);
             break;
         }
+        if (level == ERROR_LEVEL) {
+            level = CM_AUTH_STORAGE_LEVEL_EL1;
+            CM_LOG_I("Is authed app level is ERROR_LEVEL, change to default level el1");
+        }
 
         ret = CheckIsAuthorizedApp(&uriObj, level);
         if (ret != CM_SUCCESS) {
@@ -566,6 +574,10 @@ int32_t CmAuthRemoveGrantedApp(const struct CmContext *context, const struct CmB
             CM_LOG_E("get rdb auth storage level failed, ret = %d", ret);
             break;
         }
+        if (level == ERROR_LEVEL) {
+            level = CM_AUTH_STORAGE_LEVEL_EL1;
+            CM_LOG_I("Remove granted app level is ERROR_LEVEL, change to default level el1");
+        }
 
         ret = CheckCallerIsProducer(context, &uriObj);
         if (ret != CM_SUCCESS) {
@@ -676,6 +688,10 @@ int32_t CmAuthDeleteAuthInfoByUserId(uint32_t userId, const struct CmBlob *uri)
             CM_LOG_E("get rdb auth storage level failed, ret = %d", ret);
             break;
         }
+        if (level == ERROR_LEVEL) {
+            level = CM_AUTH_STORAGE_LEVEL_EL1;
+            CM_LOG_I("Delete auth user level is ERROR_LEVEL, change to default level el1");
+        }
 
         ret = DeleteAuthInfo(userId, uri, &appUidList, level);
         if (ret != CM_SUCCESS) {
@@ -719,6 +735,10 @@ int32_t CmAuthDeleteAuthInfoByUid(uint32_t userId, uint32_t targetUid, const str
             CM_LOG_E("get rdb auth storage level failed, ret = %d", ret);
             break;
         }
+        if (level == ERROR_LEVEL) {
+            level = CM_AUTH_STORAGE_LEVEL_EL1;
+            CM_LOG_I("Delete auth app level is ERROR_LEVEL, change to default level el1");
+        }
 
         uint32_t appUid[] = { targetUid };
         struct CmAppUidList appUidList = { sizeof(appUid) / sizeof(uint32_t), appUid };
@@ -747,6 +767,10 @@ static int32_t CheckCommonPermission(const struct CmContext *context, const stru
         CM_LOG_E("get rdb auth storage level failed, ret = %d", ret);
         return ret;
     }
+    if (level == ERROR_LEVEL) {
+        level = CM_AUTH_STORAGE_LEVEL_EL1;
+        CM_LOG_I("Check permission level is ERROR_LEVEL, change to default level el1");
+    }
 
     ret = CheckCallerIsProducer(context, uriObj);
     if (ret == CM_SUCCESS) {
diff --git a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_query.c b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_query.c
index af749688dba484d76f4eb76055ef23e3fb3a5048..ee3d411f81fda6b469e13cb33e53d301b2b9eec5 100644
--- a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_query.c
+++ b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_query.c
@@ -660,13 +660,16 @@ int32_t GetRdbAuthStorageLevel(const struct CmBlob *keyUri, enum CmAuthStorageLe
     struct CertProperty certProp;
     (void)memset_s(&certProp, sizeof(struct CertProperty), 0, sizeof(struct CertProperty));
 
+    /* Even if the queried data is empty, the return value is also success,
+     * this value is used to determine whether the query is successful
+     */
     certProp.level = ERROR_LEVEL;
     int32_t ret = QueryCertProperty((char *)keyUri->data, &certProp);
     if (ret != CM_SUCCESS) {
         CM_LOG_E("Failed to QueryCertProperty, ret: %d", ret);
         return ret;
     }
-    /* If the return value of level is ERROR_LEVEL, nothing is found */
+
     *level = certProp.level;
 
     return ret;
diff --git a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_service.c b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_service.c
index 45be9902a1aac67be4c04085fb4ab85a60462080..835b06f0278bfc210b11a09d5fd1018871d33064 100644
--- a/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_service.c
+++ b/services/cert_manager_standard/cert_manager_engine/main/core/src/cert_manager_service.c
@@ -294,6 +294,10 @@ int32_t CmServiceInit(const struct CmContext *context, const struct CmBlob *auth
         CM_FREE_PTR(commonUri.data);
         return ret;
     }
+    if (level == ERROR_LEVEL) {
+        level = CM_AUTH_STORAGE_LEVEL_EL1;
+        CM_LOG_I("Init level is ERROR_LEVEL, change to default level el1");
+    }
 
     ret = CmKeyOpInit(context, &commonUri, spec, level, handle);
     CM_FREE_PTR(commonUri.data);
diff --git a/services/cert_manager_standard/cert_manager_engine/main/core/src/cm_event_process.c b/services/cert_manager_standard/cert_manager_engine/main/core/src/cm_event_process.c
index 12064eb2794912b99b86904e9ad65fc69b158864..7d61237c821c98cc705c7676c56dfa6a7aa54a7f 100644
--- a/services/cert_manager_standard/cert_manager_engine/main/core/src/cm_event_process.c
+++ b/services/cert_manager_standard/cert_manager_engine/main/core/src/cm_event_process.c
@@ -66,6 +66,10 @@ static int32_t CmTraversalDirActionCredential(const char *filePath, const char *
         CM_LOG_E("get storage level failed, ret: %d", ret);
         return ret;
     }
+    if (level == ERROR_LEVEL) {
+        level = CM_AUTH_STORAGE_LEVEL_EL1;
+        CM_LOG_I("Traversal dir level is ERROR_LEVEL, change to default level el1");
+    }
 
     ret = CmKeyOpDeleteKey(&keyUri, level);
     if (ret != CM_SUCCESS) { /* ignore the return of delete key */
diff --git a/services/cert_manager_standard/cert_manager_engine/main/rdb/src/cm_cert_property_rdb.cpp b/services/cert_manager_standard/cert_manager_engine/main/rdb/src/cm_cert_property_rdb.cpp
index 31c0a3da255f8b137ea9cde1a4a0a9a2ed95e555..40768f5afd0dcec3ce5efea17b4824ffba22a79d 100644
--- a/services/cert_manager_standard/cert_manager_engine/main/rdb/src/cm_cert_property_rdb.cpp
+++ b/services/cert_manager_standard/cert_manager_engine/main/rdb/src/cm_cert_property_rdb.cpp
@@ -248,7 +248,7 @@ int32_t QueryCertProperty(const char *uri, struct CertProperty *certProperty)
         return CMR_ERROR_QUERY_RDB_DATA_FAIL;
     }
     if (rowCount <= 0) {
-        CM_LOG_D("Finish to query, cert: %s does not exist in the database", uri);
+        CM_LOG_I("Finish to query, cert: %s does not exist in the database", uri);
         return CM_SUCCESS;
     }
 
diff --git a/services/cert_manager_standard/cert_manager_engine/main/rdb/src/cm_rdb_open_callback.cpp b/services/cert_manager_standard/cert_manager_engine/main/rdb/src/cm_rdb_open_callback.cpp
index 2f17106be61234cb3ba28d5bf22b0c9a751d5246..eb3466da8166f09807ab1abd7d8669d30c1a28b8 100644
--- a/services/cert_manager_standard/cert_manager_engine/main/rdb/src/cm_rdb_open_callback.cpp
+++ b/services/cert_manager_standard/cert_manager_engine/main/rdb/src/cm_rdb_open_callback.cpp
@@ -26,31 +26,32 @@ CmRdbOpenCallback::CmRdbOpenCallback(const RdbConfig &rdbConfig) : rdbConfig_(rd
 
 int32_t CmRdbOpenCallback::OnCreate(NativeRdb::RdbStore &rdbStore)
 {
-    CM_LOG_D("CmRdbOpenCallback OnCreate");
+    CM_LOG_I("CmRdbOpenCallback OnCreate");
     return NativeRdb::E_OK;
 }
 
 int32_t CmRdbOpenCallback::OnUpgrade(NativeRdb::RdbStore &rdbStore, int currentVersion, int targetVersion)
 {
-    CM_LOG_D("CmRdbOpenCallback OnUpgrade : database upgrade. currentVersion = %{public}d, newVersion = %{public}d",
+    CM_LOG_I("CmRdbOpenCallback OnUpgrade : database upgrade. currentVersion = %{public}d, newVersion = %{public}d",
         currentVersion, targetVersion);
     /* Upgrade the database: Add the AUTH_STORAGE_LEVEL column with a default value of 1 (EL1).  */
     if (currentVersion == RDB_VERSION_FIRST && targetVersion == RDB_VERSION_CURRENT) {
-        rdbStore.ExecuteSql("ALTER TABLE " + CERT_PROPERTY_TABLE_NAME + " ADD COLUMN " +
+        int32_t ret = rdbStore.ExecuteSql("ALTER TABLE " + CERT_PROPERTY_TABLE_NAME + " ADD COLUMN " +
             COLUMN_AUTH_STORAGE_LEVEL + " INTEGER DEFAULT 1;");
+        CM_LOG_I("Upgrade execute sql ret: %d", ret);
     }
     return NativeRdb::E_OK;
 }
 
 int32_t CmRdbOpenCallback::OnDowngrade(NativeRdb::RdbStore &rdbStore, int currentVersion, int targetVersion)
 {
-    CM_LOG_D("CmRdbOpenCallback OnDowngrade");
+    CM_LOG_I("CmRdbOpenCallback OnDowngrade");
     return NativeRdb::E_OK;
 }
 
 int32_t CmRdbOpenCallback::OnOpen(NativeRdb::RdbStore &rdbStore)
 {
-    CM_LOG_D("CmRdbOpenCallback OnOpen");
+    CM_LOG_I("CmRdbOpenCallback OnOpen");
     return NativeRdb::E_OK;
 }
 } // namespace CertManager