diff --git a/app/src/main/java/com/example/login_v3/data/api/api_class/FriendRequest.kt b/app/src/main/java/com/example/login_v3/data/api/api_class/FriendRequest.kt
index 7230874..0812ca3 100644
--- a/app/src/main/java/com/example/login_v3/data/api/api_class/FriendRequest.kt
+++ b/app/src/main/java/com/example/login_v3/data/api/api_class/FriendRequest.kt
@@ -109,7 +109,9 @@ data class UserDetail(
     val status: String?,
 
     @Json(name = "created_at")
-    val createdAt: String
+    val createdAt: String,
+
+    val isRequestSent: Boolean = false
 )
 
 val UserDetail.fullSearchedAvatarUrl: Any
diff --git a/app/src/main/java/com/example/login_v3/home/Message/UI/Detail/Message_contact_list.kt b/app/src/main/java/com/example/login_v3/home/Message/UI/Detail/Message_contact_list.kt
index 6e7f857..d764285 100644
--- a/app/src/main/java/com/example/login_v3/home/Message/UI/Detail/Message_contact_list.kt
+++ b/app/src/main/java/com/example/login_v3/home/Message/UI/Detail/Message_contact_list.kt
@@ -432,8 +432,23 @@ fun SearchResultRow(
                 Text("@${user.username}", style = MaterialTheme.typography.bodySmall)
             }
 
-            IconButton(onClick = onAddFriend) {
-                Icon(Icons.Default.PersonAdd, contentDescription = "加好友")
+            // 判斷是否顯示勾勾
+            if (user.isRequestSent) {
+                // 已發送狀態：綠色勾勾，且按鈕不具備點擊功能
+                Icon(
+                    imageVector = Icons.Default.Check,
+                    contentDescription = "已發送",
+                    tint = Color(0xFF4CAF50), // 綠色
+                    modifier = Modifier.padding(12.dp)
+                )
+            } else {
+                // 尚未發送：加好友按鈕
+                IconButton(onClick = onAddFriend) {
+                    Icon(
+                        imageVector = Icons.Default.PersonAdd,
+                        contentDescription = "加好友"
+                    )
+                }
             }
         }
     }
diff --git a/app/src/main/java/com/example/login_v3/home/Message/ViewModel/Detail/Contact_list_ViewModel.kt b/app/src/main/java/com/example/login_v3/home/Message/ViewModel/Detail/Contact_list_ViewModel.kt
index df92af2..14f2521 100644
--- a/app/src/main/java/com/example/login_v3/home/Message/ViewModel/Detail/Contact_list_ViewModel.kt
+++ b/app/src/main/java/com/example/login_v3/home/Message/ViewModel/Detail/Contact_list_ViewModel.kt
@@ -96,7 +96,7 @@ class ContactListViewModel @Inject constructor(
     //add friends
     fun sendFriendRequest(friendId: String) {
         viewModelScope.launch {
-            // 1. 顯示載入中，並清除舊的錯誤訊息
+            // 1. 顯示載入中
             _uiState.update { it.copy(isLoading = true, error = null) }
 
             // 2. 呼叫 Repository
@@ -104,9 +104,21 @@ class ContactListViewModel @Inject constructor(
 
             // 3. 處理結果
             result.onSuccess {
-                // 發送成功後，通常會重新整理資料
-                // 這樣如果你的「待處理清單」包含「已發送的申請」，畫面就會更新
-                refreshAll()
+                // 關鍵修改：更新搜尋結果清單中的 isRequestSent 狀態
+                _uiState.update { state ->
+                    val updatedSearchResults = state.searchResults.map { user ->
+                        if (user.id == friendId) {
+                            user.copy(isRequestSent = true) // 找到目標，標記為已發送
+                        } else {
+                            user
+                        }
+                    }
+                    state.copy(
+                        isLoading = false,
+                        searchResults = updatedSearchResults
+                    )
+                }
+                // refreshAll()
             }.onFailure { error ->
                 Log.e("DEBUG_API", "發送好友申請錯誤: ${error.message}")
                 _uiState.update {