diff --git a/etc/para/include/para_handle.h b/etc/para/include/para_handle.h
index 8b58009..b285c21 100644
--- a/etc/para/include/para_handle.h
+++ b/etc/para/include/para_handle.h
@@ -22,11 +22,13 @@ namespace OHOS {
         public:
             ParaHandle() = default;
             virtual ~ParaHandle() = default;
-            static bool SetDefaultIme(const std::string &imeName);
-            static std::string GetDefaultIme();
+            static bool SetDefaultIme(int32_t userId, const std::string &imeName);
+            static std::string GetDefaultIme(int32_t userId);
         private:
-            static const char *DEFAULT_IME;
+            static const char *DEFAULT_IME_KEY;
+            static const char *DEFAULT_IME_NAME;
             static constexpr int CONFIG_LEN = 128;
+            static const int32_t main_userId = 100;
         };
     }
 }
diff --git a/etc/para/src/para_handle.cpp b/etc/para/src/para_handle.cpp
index 0aeff9c..962db0f 100644
--- a/etc/para/src/para_handle.cpp
+++ b/etc/para/src/para_handle.cpp
@@ -17,20 +17,32 @@
 
 namespace OHOS {
     namespace MiscServices {
-        const char *ParaHandle::DEFAULT_IME = "persist.sys.default_ime";
-        bool ParaHandle::SetDefaultIme(const std::string &imeName)
+        const char *ParaHandle::DEFAULT_IME_KEY = "persist.sys.default_ime";
+        const char *ParaHandle::DEFAULT_IME_NAME = "com.example.kikakeyboard/com.example.kikakeyboard.ServiceExtAbility";
+        bool ParaHandle::SetDefaultIme(int32_t userId, const std::string &imeName)
         {
-            return SetParameter(DEFAULT_IME, imeName.data()) == 0;
+            if (userId != main_userId) {
+                return SetParameter(DEFAULT_IME_KEY + userId, imeName.data()) == 0;
+            } else {
+                return SetParameter(DEFAULT_IME_KEY, imeName.data()) == 0;
+            }
         }
 
-        std::string ParaHandle::GetDefaultIme()
+        std::string ParaHandle::GetDefaultIme(int32_t userId)
         {
             char value[CONFIG_LEN];
-            int code = GetParameter(DEFAULT_IME, "", value, CONFIG_LEN);
+            int code = 0;
+            if (userId != main_userId) {
+                code = GetParameter(DEFAULT_IME_KEY + userId, "", value, CONFIG_LEN);
+            } else {
+                code = GetParameter(DEFAULT_IME_KEY, "", value, CONFIG_LEN);
+            }
             if (code > 0) {
                 return value;
             }
-            return "";
+
+            SetDefaultIme(userId, DEFAULT_IME_NAME);
+            return DEFAULT_IME_NAME;
         }
     }
 }
diff --git a/services/src/input_method_system_ability.cpp b/services/src/input_method_system_ability.cpp
index 8615724..c593627 100644
--- a/services/src/input_method_system_ability.cpp
+++ b/services/src/input_method_system_ability.cpp
@@ -134,7 +134,7 @@ namespace MiscServices {
         }
         IMSA_HILOGI("Publish ErrorCode::NO_ERROR.");
         state_ = ServiceRunningState::STATE_RUNNING;
-        std::string defaultIme = ParaHandle::GetDefaultIme();
+        std::string defaultIme = ParaHandle::GetDefaultIme(userId_);
         StartInputService(defaultIme);
         return ErrorCode::NO_ERROR;
     }
@@ -547,6 +547,9 @@ namespace MiscServices {
             IMSA_HILOGE("Aborted! %s\n", ErrorCode::ToString(ErrorCode::ERROR_BAD_PARAMETERS));
             return ErrorCode::ERROR_BAD_PARAMETERS;
         }
+
+        std::string defaultIme = ParaHandle::GetDefaultIme(userId_);
+        StopInputService(defaultIme);
         int32_t userId = msg->msgContent_->ReadInt32();
         userId_ = userId;
         IMSA_HILOGI("InputMethodSystemAbility::OnUserStarted userId = %{public}u", userId);
@@ -563,10 +566,8 @@ namespace MiscServices {
 
         userSettings.insert(std::pair<int32_t, PerUserSetting*>(userId, setting));
         userSessions.insert(std::pair<int32_t, PerUserSession*>(userId, session));
-        std::string defaultIme = ParaHandle::GetDefaultIme();
+        defaultIme = ParaHandle::GetDefaultIme(userId_);
         StartInputService(defaultIme);
-        
-        IMSA_HILOGI("InputMethodSystemAbility::OnUserStarted End...[%d]\n", userId);
         return ErrorCode::NO_ERROR;
     }
 
@@ -855,7 +856,7 @@ namespace MiscServices {
             IMSA_HILOGI("InputMethodSystemAbility::OnDisplayOptionalInputMethod has no ime");
             return;
         }
-        std::string defaultIme = ParaHandle::GetDefaultIme();
+        std::string defaultIme = ParaHandle::GetDefaultIme(userId_);
         std::string params = "";
         std::vector<InputMethodProperty*>::iterator it;
         for (it = properties.begin(); it < properties.end(); ++it) {
@@ -894,11 +895,11 @@ namespace MiscServices {
             [this](int32_t id, const std::string& event, const std::string& params) {
                 IMSA_HILOGI("Dialog callback: %{public}s, %{public}s", event.c_str(), params.c_str());
                 if (event == "EVENT_CHANGE_IME") {
-                    std::string defaultIme = ParaHandle::GetDefaultIme();
+                    std::string defaultIme = ParaHandle::GetDefaultIme(userId_);
                     if (defaultIme != params) {
                         StopInputService(defaultIme);
                         StartInputService(params);
-                        ParaHandle::SetDefaultIme(params);
+                        ParaHandle::SetDefaultIme(userId_, params);
                     }
                     Ace::UIServiceMgrClient::GetInstance()->CancelDialog(id);
                 } else if (event == "EVENT_START_IME_SETTING") {