diff --git a/commondependency/src/deviceprofile_connector.cpp b/commondependency/src/deviceprofile_connector.cpp
index cf201681d3d627290066e76021cb994d06ad626d..adc8936278caa8bc4f30272eccf7ebd18a27b00b 100644
--- a/commondependency/src/deviceprofile_connector.cpp
+++ b/commondependency/src/deviceprofile_connector.cpp
@@ -590,6 +590,7 @@ void DeviceProfileConnector::FilterNeedDeleteACLInfos(
     }
 }
 
+//LCOV_EXCL_START
 DM_EXPORT std::vector<AccessControlProfile> DeviceProfileConnector::GetAccessControlProfile()
 {
     std::vector<AccessControlProfile> profiles;
@@ -634,6 +635,7 @@ std::vector<AccessControlProfile> DeviceProfileConnector::GetAclProfileByDeviceI
     }
     return aclProfileVec;
 }
+//LCOV_EXCL_STOP
 
 std::vector<AccessControlProfile> DeviceProfileConnector::GetAclProfileByDeviceIdAndUserId(const std::string &deviceId,
     int32_t userId, const std::string &remoteDeviceId)
@@ -2325,6 +2327,7 @@ DmOfflineParam DeviceProfileConnector::HandleServiceUnBindEvent(int32_t remoteUs
     return offlineParam;
 }
 
+//LCOV_EXCL_START
 DM_EXPORT std::vector<AccessControlProfile> DeviceProfileConnector::GetAllAccessControlProfile()
 {
     std::vector<AccessControlProfile> profiles;
@@ -2344,6 +2347,7 @@ DM_EXPORT std::vector<AccessControlProfile> DeviceProfileConnector::GetAllAclInc
     }
     return profiles;
 }
+//LCOV_EXCL_STOP
 
 DM_EXPORT void DeviceProfileConnector::DeleteAccessControlById(
     int64_t accessControlId)
diff --git a/json/src/json_object_cjson.cpp b/json/src/json_object_cjson.cpp
index 32fed83ebe4701dc9e094d8ecef6d4d550abec6b..a27b2762838cc01bcad20e22813ab178dba01dee 100644
--- a/json/src/json_object_cjson.cpp
+++ b/json/src/json_object_cjson.cpp
@@ -156,6 +156,7 @@ void ToJson(JsonItemObject &itemObject, const uint64_t &value)
 #endif
 }
 
+//LCOV_EXCL_START
 void FromJson(const JsonItemObject &itemObject, std::string &value)
 {
     itemObject.GetTo(value);
@@ -307,6 +308,7 @@ bool JsonItemObject::IsObject() const
     }
     return cJSON_IsObject(GetCJsonPointer(item_));
 }
+//LCOV_EXCL_STOP
 
 void JsonItemObject::Insert(const std::string &key, const JsonItemObject &object)
 {
diff --git a/services/implementation/src/ability/standard/dm_dialog_manager.cpp b/services/implementation/src/ability/standard/dm_dialog_manager.cpp
index 156d95b885f03fb87cee74eed45afebabacaf55b..32a64d2e4a0d5439c1e7a7bf4e55179997cef96a 100644
--- a/services/implementation/src/ability/standard/dm_dialog_manager.cpp
+++ b/services/implementation/src/ability/standard/dm_dialog_manager.cpp
@@ -156,6 +156,7 @@ void DmDialogManager::CloseDialog()
     }
 }
 
+//LCOV_EXCL_START
 void DmDialogManager::ConnectExtension()
 {
     LOGI("DmDialogManager::ConnectExtension start.");
@@ -197,6 +198,7 @@ void DmDialogManager::ConnectExtension()
         }
     }
 }
+//LCOV_EXCL_STOP
 
 void DmDialogManager::OnAbilityConnectDone(
     const AppExecFwk::ElementName& element, const sptr<IRemoteObject>& remoteObject, int resultCode)
diff --git a/services/implementation/src/authentication/auth_message_processor.cpp b/services/implementation/src/authentication/auth_message_processor.cpp
index 5d4458025323d06c424bdd0da3acedc8732bee30..4241f843ff40919863732b893b1c21c3fd56f668 100644
--- a/services/implementation/src/authentication/auth_message_processor.cpp
+++ b/services/implementation/src/authentication/auth_message_processor.cpp
@@ -113,6 +113,7 @@ void AuthMessageProcessor::GetJsonObj(JsonObject &jsonObj)
     }
 }
 
+//LCOV_EXCL_START
 bool AuthMessageProcessor::IsPincodeImported()
 {
     auto sptrAuthMgr = authMgr_.lock();
@@ -152,6 +153,7 @@ std::vector<std::string> AuthMessageProcessor::CreateAuthRequestMessage()
     }
     return jsonStrVec;
 }
+//LCOV_EXCL_STOP
 
 std::string AuthMessageProcessor::CreateSimpleMessage(int32_t msgType)
 {
diff --git a/services/implementation/src/authentication/auth_request_state.cpp b/services/implementation/src/authentication/auth_request_state.cpp
index 6b086fef485083c13fb1ca308fb479d1bade5ccc..ff8c4120e541ced6d6234e35ffd5bc8a5a6d2fe8 100644
--- a/services/implementation/src/authentication/auth_request_state.cpp
+++ b/services/implementation/src/authentication/auth_request_state.cpp
@@ -25,6 +25,7 @@ int32_t AuthRequestState::Leave()
     return DM_OK;
 }
 
+//LCOV_EXCL_START
 int32_t AuthRequestState::SetAuthManager(std::shared_ptr<DmAuthManager> authManager)
 {
     authManager_ = std::move(authManager);
@@ -246,5 +247,6 @@ int32_t AuthRequestReCheckMsgDone::Enter()
     stateAuthManager->RequestReCheckMsgDone();
     return DM_OK;
 }
+//LCOV_EXCL_STOP
 } // namespace DistributedHardware
 } // namespace OHOS
\ No newline at end of file
diff --git a/services/implementation/src/authentication/auth_response_state.cpp b/services/implementation/src/authentication/auth_response_state.cpp
index f076e5e70b657e1fffb1af487d86ba83701af349..38dae0cccfa8727a0caafbc580485e097e26345c 100644
--- a/services/implementation/src/authentication/auth_response_state.cpp
+++ b/services/implementation/src/authentication/auth_response_state.cpp
@@ -60,6 +60,7 @@ int32_t AuthResponseState::TransitionTo(std::shared_ptr<AuthResponseState> state
     return DM_OK;
 }
 
+//LCOV_EXCL_START
 int32_t AuthResponseInitState::GetStateType()
 {
     return AuthState::AUTH_RESPONSE_INIT;
@@ -194,5 +195,6 @@ int32_t AuthResponseReCheckMsg::Enter()
     stateAuthManager->ResponseReCheckMsg();
     return DM_OK;
 }
+//LCOV_EXCL_STOP
 } // namespace DistributedHardware
 } // namespace OHOS