diff --git a/arkoala-arkts/arkui/src/Storage.ets b/arkoala-arkts/arkui/src/Storage.ets
index 60420b97edad72d4e693d2f282860577e5147252..a28a8bc5bc42f6185440afc33b16dc298152bc7b 100644
--- a/arkoala-arkts/arkui/src/Storage.ets
+++ b/arkoala-arkts/arkui/src/Storage.ets
@@ -67,7 +67,7 @@ export class AppStorage {
      * @param defaultValue - a value used to create property if it does not exist
      * @returns an AbstractProperty for the given name
      */
-    static setAndRef<T>(propName: string, defaultValue: T): AbstractProperty<T> {
+    static setAndRef<T>(propName: string, defaultValue: T, ttype: Type): AbstractProperty<T> {
         return StorageMap.shared.entryOrCreate(propName, defaultValue)
     }
 
@@ -422,7 +422,7 @@ export class Environment {
             value = defaultValue as Any
         }
 
-        const prop = AppStorage.setAndRef<T>(key, value as T)
+        const prop = AppStorage.setAndRef<T>(key, value as T, Type.of(defaultValue))
         if (!prop) return false
 
         this.props.set(key, false)
@@ -640,7 +640,7 @@ export class PersistentStorage {
             // read property from persist storage
             let value = this.readFromDisk<T>(key, defaultValue, ttype)
             // add property to AppStorage and start persistence
-            AppStorage.setAndRef<T>(key, value as T)
+            AppStorage.setAndRef<T>(key, value as T, ttype)
         }
 
         // start persistentce with stored value
@@ -843,7 +843,7 @@ export class LocalStorage {
      * @param defaultValue - a value used to create property if it does not exist
      * @returns an AbstractProperty for the given name
      */
-    setAndRef<T>(propName: string, defaultValue: T): AbstractProperty<T> {
+    setAndRef<T>(propName: string, defaultValue: T, ttype: Type): AbstractProperty<T> {
         return this.map.entryOrCreate(propName, defaultValue)
     }
 
diff --git a/ui2abc/ets-tests/ets/environment-tests/pages/storage/LocalStorageLinkTest.ets b/ui2abc/ets-tests/ets/environment-tests/pages/storage/LocalStorageLinkTest.ets
index 8229183b7e1396be2193ca7402c439353a35c46b..9479b00e68d2ad653d2588648044c8a08c84de52 100644
--- a/ui2abc/ets-tests/ets/environment-tests/pages/storage/LocalStorageLinkTest.ets
+++ b/ui2abc/ets-tests/ets/environment-tests/pages/storage/LocalStorageLinkTest.ets
@@ -23,8 +23,8 @@ import { Entry, Component } from "@ohos.arkui.component"
 @Entry({ useSharedStorage: true })
 @Component
 export struct LocalStorageLinkTest {
-  refS: AbstractProperty<string> = LocalStorage.getShared().setAndRef<string>('property.string', 'predefined')
-  refA: AbstractProperty<string[]> = LocalStorage.getShared().setAndRef<string[]>('property.array', ['abc'])
+  refS: AbstractProperty<string> = LocalStorage.getShared().setAndRef<string>('property.string', 'predefined', Type.of("string"))
+  refA: AbstractProperty<string[]> = LocalStorage.getShared().setAndRef<string[]>('property.array', ['abc'], Type.of(["abc"]))
 
   build() {
     if (!LocalStorage.getShared().ref<string>('property.string')) throw new Error("property.string must be defined")
@@ -37,12 +37,12 @@ export struct LocalStorageLinkTest {
 
 @Component
 struct LocalStorageLinkTestChild {
-  refS: AbstractProperty<string> = LocalStorage.getShared().setAndRef<string>('property.string', 'ignored')
+  refS: AbstractProperty<string> = LocalStorage.getShared().setAndRef<string>('property.string', 'ignored', Type.of("string"))
   linkS: SubscribedAbstractProperty<string> = LocalStorage.getShared().link<string>('property.string')!
   propS: SubscribedAbstractProperty<string> = LocalStorage.getShared().prop<string>('property.string')!
   @LocalStorageLink("property.string") str: string = "ignore"
 
-  refA: AbstractProperty<string[]> = LocalStorage.getShared().setAndRef<string[]>('property.array', ['sec'])
+  refA: AbstractProperty<string[]> = LocalStorage.getShared().setAndRef<string[]>('property.array', ['sec'], Type.of(new Array<int>(1)))
   @LocalStorageLink("property.array") arr: string[] = []
 
   build() {
diff --git a/ui2abc/ets-tests/ets/environment-tests/pages/storage/LocalStoragePropTest.ets b/ui2abc/ets-tests/ets/environment-tests/pages/storage/LocalStoragePropTest.ets
index f60f5f690661bbaebffb58787c6dfeebcf12cdb5..8f6fdba9b137cbb3202f07a8d912bae68eb9414c 100644
--- a/ui2abc/ets-tests/ets/environment-tests/pages/storage/LocalStoragePropTest.ets
+++ b/ui2abc/ets-tests/ets/environment-tests/pages/storage/LocalStoragePropTest.ets
@@ -26,7 +26,7 @@ if (storage.prop<number>('property.number')) throw new Error("property.number is
 @Entry({ storage: storage })
 @Component
 export struct LocalStoragePropTest {
-  refN: AbstractProperty<number> = storage.setAndRef<number>('property.number', 74)
+  refN: AbstractProperty<number> = storage.setAndRef<number>('property.number', 74, Type.of(0))
   linkN: SubscribedAbstractProperty<number> = storage.link<number>('property.number')!
   propN: SubscribedAbstractProperty<number> = storage.prop<number>('property.number')!
   @LocalStorageProp("property.number") num: number = 0
diff --git a/ui2abc/ets-tests/ets/environment-tests/pages/watch/WatchLocalStorage.ets b/ui2abc/ets-tests/ets/environment-tests/pages/watch/WatchLocalStorage.ets
index 3b38715cf0f078be8b8f31f832d3539fa65b0ee1..f008375f40cfa7c8f18691d070f09867cf61a475 100644
--- a/ui2abc/ets-tests/ets/environment-tests/pages/watch/WatchLocalStorage.ets
+++ b/ui2abc/ets-tests/ets/environment-tests/pages/watch/WatchLocalStorage.ets
@@ -34,10 +34,10 @@ export struct WatchLocalStorage {
   @LocalStorageProp(LS_VALUE_B) @Watch('valueBUpdate') propValueB: number = 0
   @State result: string = ''
 
-  private refA: AbstractProperty<number> = watchStorage.setAndRef<number>(LS_VALUE_A, -1)
+  private refA: AbstractProperty<number> = watchStorage.setAndRef<number>(LS_VALUE_A, -1, Type.of(0))
   private linkA: SubscribedAbstractProperty<number>|undefined = watchStorage.link<number>(LS_VALUE_A)
   private propA: SubscribedAbstractProperty<number>|undefined = watchStorage.prop<number>(LS_VALUE_A)
-  private refB: AbstractProperty<number> = watchStorage.setAndRef<number>(LS_VALUE_B, -1)
+  private refB: AbstractProperty<number> = watchStorage.setAndRef<number>(LS_VALUE_B, -1, Type.of(0))
   private linkB: SubscribedAbstractProperty<number>|undefined = watchStorage.link<number>(LS_VALUE_B)
   private propB: SubscribedAbstractProperty<number>|undefined = watchStorage.prop<number>(LS_VALUE_B)