diff --git a/services/source/transport/include/distributed_input_source_transport.h b/services/source/transport/include/distributed_input_source_transport.h
index 46349384b4c8d2f265c4e4b0eba8932717941e38..6441f19b16c33edac2b6e1e593c7fe2de63ccc24 100644
--- a/services/source/transport/include/distributed_input_source_transport.h
+++ b/services/source/transport/include/distributed_input_source_transport.h
@@ -136,6 +136,7 @@ private:
 
     void CalculateLatency(int32_t sessionId, const nlohmann::json &recMsg);
     std::string JointDhIds(const std::vector<std::string> &dhids);
+    std::vector<std::string> SplitDhIdString(const std::string &dhIdsString);
     void RegRespFunMap();
 
     void ResetKeyboardKeyState(const std::vector<std::string> &dhids);
diff --git a/services/source/transport/src/distributed_input_source_transport.cpp b/services/source/transport/src/distributed_input_source_transport.cpp
index 63ac55c3e4037e6e88efab43e01d556f3e294d51..5bd4c311725e4afae706f073a6acd5b30cf1b716 100644
--- a/services/source/transport/src/distributed_input_source_transport.cpp
+++ b/services/source/transport/src/distributed_input_source_transport.cpp
@@ -39,7 +39,9 @@
 namespace OHOS {
 namespace DistributedHardware {
 namespace DistributedInput {
-
+namespace {
+    const char DHID_SPLIT = '.';
+}
 DistributedInputSourceTransport::~DistributedInputSourceTransport()
 {
     DHLOGI("Dtor DistributedInputSourceTransport");
@@ -323,6 +325,8 @@ int32_t DistributedInputSourceTransport::StopRemoteInputDhids(int32_t srcTsrcSeI
         return ERR_DH_INPUT_SERVER_SOURCE_TRANSPORT_STOP_FAIL;
     }
     DHLOGI("StopRemoteInputDhids srcTsrcSeId:%d, sinkSessionId:%d.", srcTsrcSeId, sinkSessionId);
+    std::vector<std::string> dhIdsVec = SplitDhIdString(dhids);
+    ResetKeyboardKeyState(dhIdsVec);
 
     nlohmann::json jsonStr;
     jsonStr[DINPUT_SOFTBUS_KEY_CMD_TYPE] = TRANS_SOURCE_MSG_STOP_DHID_FOR_REL;
@@ -897,10 +901,17 @@ std::string DistributedInputSourceTransport::JointDhIds(const std::vector<std::s
     if (dhids.size() <= 0) {
         return "";
     }
-    auto dotFold = [](std::string a, std::string b) {return std::move(a) + '.' + std::move(b);};
+    auto dotFold = [](std::string a, std::string b) {return std::move(a) + DHID_SPLIT + std::move(b);};
     return std::accumulate(std::next(dhids.begin()), dhids.end(), dhids[0], dotFold);
 }
 
+std::vector<std::string> DistributedInputSourceTransport::SplitDhIdString(const std::string &dhIdsString)
+{
+    std::vector<std::string> dhIdsVec;
+    SplitStringToVector(dhIdsString, DHID_SPLIT, dhIdsVec);
+    return dhIdsVec;
+}
+
 int32_t DistributedInputSourceTransport::SendMessage(int32_t sessionId, std::string &message)
 {
     return DistributedInputTransportBase::GetInstance().SendMsg(sessionId, message);