diff --git a/dm/src/display.cpp b/dm/src/display.cpp
index 80ebe6b1..c1caf606 100644
--- a/dm/src/display.cpp
+++ b/dm/src/display.cpp
@@ -64,7 +64,13 @@ int32_t Display::GetHeight() const
 uint32_t Display::GetFreshRate() const
 {
     UpdateDisplayInfo();
-    return pImpl_->GetDisplayInfo()->GetFreshRate();
+    return pImpl_->GetDisplayInfo()->GetRefreshRate();
+}
+
+uint32_t Display::GetRefreshRate() const
+{
+    UpdateDisplayInfo();
+    return pImpl_->GetDisplayInfo()->GetRefreshRate();
 }
 
 ScreenId Display::GetScreenId() const
diff --git a/dm/test/systemtest/display_change_test.cpp b/dm/test/systemtest/display_change_test.cpp
index 20c75de2..cbcdff39 100644
--- a/dm/test/systemtest/display_change_test.cpp
+++ b/dm/test/systemtest/display_change_test.cpp
@@ -137,6 +137,10 @@ bool DisplayChangeTest::ScreenSizeEqual(const sptr<Screen> screen, const sptr<Su
 
 bool DisplayChangeTest::DisplaySizeEqual(const sptr<Display> display, const sptr<SupportedScreenModes> curInfo)
 {
+    if (display == nullptr || curInfo == nullptr) {
+        WLOGFI("param is nullptr");
+        return false;
+    }
     uint32_t dWidth = static_cast<uint32_t>(display->GetWidth());
     uint32_t dHeight = static_cast<uint32_t>(display->GetHeight());
     WLOGI("DisplaySizeEqual:: DisplaySize: %{public}u %{public}u, ActiveModeInfoSize: %{public}u %{public}u",
diff --git a/dm/test/systemtest/screenshot_cmd_test.cpp b/dm/test/systemtest/screenshot_cmd_test.cpp
index e50cd609..39e719b5 100644
--- a/dm/test/systemtest/screenshot_cmd_test.cpp
+++ b/dm/test/systemtest/screenshot_cmd_test.cpp
@@ -50,10 +50,9 @@ void ScreenshotCmdTest::SetUpTestCase()
     if (display == nullptr) {
         WLOGFE("GetDefaultDisplay: failed!\n");
         return;
-    } else {
-        WLOGFI("GetDefaultDisplay: id %llu, w %d, h %d, fps %u\n", display->GetId(), display->GetWidth(),
-            display->GetHeight(), display->GetFreshRate());
     }
+    WLOGFI("GetDefaultDisplay: id %llu, w %d, h %d, fps %u\n", display->GetId(), display->GetWidth(),
+        display->GetHeight(), display->GetRefreshRate());
 
     defaultId_ = display->GetId();
 }
diff --git a/dm/test/systemtest/screenshot_test.cpp b/dm/test/systemtest/screenshot_test.cpp
index 0bf59885..5c9aa3fc 100644
--- a/dm/test/systemtest/screenshot_test.cpp
+++ b/dm/test/systemtest/screenshot_test.cpp
@@ -51,10 +51,9 @@ void ScreenshotTest::SetUpTestCase()
     if (display == nullptr) {
         WLOGFE("GetDefaultDisplay: failed!\n");
         return;
-    } else {
-        WLOGFI("GetDefaultDisplay: id %llu, w %d, h %d, fps %u\n", display->GetId(), display->GetWidth(),
-            display->GetHeight(), display->GetFreshRate());
     }
+    WLOGFI("GetDefaultDisplay: id %llu, w %d, h %d, fps %u\n", display->GetId(), display->GetWidth(),
+        display->GetHeight(), display->GetRefreshRate());
 
     defaultId_ = display->GetId();
     defaultScreen_ = {0, 0, display->GetWidth(), display->GetHeight()};
diff --git a/dmserver/include/abstract_display.h b/dmserver/include/abstract_display.h
index 1710cdc7..993ea08c 100644
--- a/dmserver/include/abstract_display.h
+++ b/dmserver/include/abstract_display.h
@@ -29,7 +29,7 @@ public:
     constexpr static float DEFAULT_VIRTUAL_PIXEL_RATIO = 1.0;
     constexpr static uint32_t DEFAULT_FRESH_RATE = 60;
     AbstractDisplay(const DisplayInfo* info);
-    AbstractDisplay(DisplayId id, ScreenId screenId, int32_t width, int32_t height, uint32_t freshRate);
+    AbstractDisplay(DisplayId id, ScreenId screenId, int32_t width, int32_t height, uint32_t refreshRate);
     ~AbstractDisplay() = default;
     static inline bool IsVertical(Rotation rotation)
     {
@@ -38,7 +38,7 @@ public:
     DisplayId GetId() const;
     int32_t GetWidth() const;
     int32_t GetHeight() const;
-    uint32_t GetFreshRate() const;
+    uint32_t GetRefreshRate() const;
     float GetVirtualPixelRatio() const;
     ScreenId GetAbstractScreenId() const;
     bool BindAbstractScreen(ScreenId dmsScreenId);
@@ -48,7 +48,7 @@ public:
     void SetId(DisplayId displayId);
     void SetWidth(int32_t width);
     void SetHeight(int32_t height);
-    void SetFreshRate(uint32_t freshRate);
+    void SetRefreshRate(uint32_t refreshRate);
     void SetVirtualPixelRatio(float virtualPixelRatio);
     void SetOrientation(Orientation orientation);
     bool RequestRotation(Rotation rotation);
@@ -59,7 +59,7 @@ private:
     ScreenId screenId_ { SCREEN_ID_INVALID };
     int32_t width_ { 0 };
     int32_t height_ { 0 };
-    uint32_t freshRate_ { 0 };
+    uint32_t refreshRate_ { 0 };
     float virtualPixelRatio_ { 1.0 };
     Rotation rotation_ { Rotation::ROTATION_0 };
     Orientation orientation_ { Orientation::UNSPECIFIED };
diff --git a/dmserver/src/abstract_display.cpp b/dmserver/src/abstract_display.cpp
index 2a0edf6d..c2e9b36b 100644
--- a/dmserver/src/abstract_display.cpp
+++ b/dmserver/src/abstract_display.cpp
@@ -33,15 +33,15 @@ AbstractDisplay::AbstractDisplay(const DisplayInfo* info)
     id_ = info->GetDisplayId();
     width_ = info->GetWidth();
     height_ = info->GetHeight();
-    freshRate_ = info->GetFreshRate();
+    refreshRate_ = info->GetRefreshRate();
 }
 
-AbstractDisplay::AbstractDisplay(DisplayId id, ScreenId screenId, int32_t width, int32_t height, uint32_t freshRate)
+AbstractDisplay::AbstractDisplay(DisplayId id, ScreenId screenId, int32_t width, int32_t height, uint32_t refreshRate)
     : id_(id),
       screenId_(screenId),
       width_(width),
       height_(height),
-      freshRate_(freshRate)
+      refreshRate_(refreshRate)
 {
 }
 
@@ -60,9 +60,9 @@ int32_t AbstractDisplay::GetHeight() const
     return height_;
 }
 
-uint32_t AbstractDisplay::GetFreshRate() const
+uint32_t AbstractDisplay::GetRefreshRate() const
 {
-    return freshRate_;
+    return refreshRate_;
 }
 
 float AbstractDisplay::GetVirtualPixelRatio() const
@@ -80,9 +80,9 @@ void AbstractDisplay::SetHeight(int32_t height)
     height_ = height;
 }
 
-void AbstractDisplay::SetFreshRate(uint32_t freshRate)
+void AbstractDisplay::SetRefreshRate(uint32_t refreshRate)
 {
-    freshRate_ = freshRate;
+    refreshRate_ = refreshRate;
 }
 
 void AbstractDisplay::SetVirtualPixelRatio(float virtualPixelRatio)
@@ -141,7 +141,7 @@ bool AbstractDisplay::BindAbstractScreen(sptr<AbstractScreen> abstractScreen)
     }
     width_ = static_cast<int32_t>(info->width_);
     height_ = static_cast<int32_t>(info->height_);
-    freshRate_ = info->freshRate_;
+    refreshRate_ = info->refreshRate_;
     screenId_ = dmsScreenId;
     WLOGD("display bound to screen. display:%{public}" PRIu64", screen:%{public}" PRIu64"", id_, dmsScreenId);
     return true;
@@ -158,7 +158,7 @@ sptr<DisplayInfo> AbstractDisplay::ConvertToDisplayInfo() const
     displayInfo->width_ = width_;
     displayInfo->height_ = height_;
     displayInfo->id_ = id_;
-    displayInfo->freshRate_ = freshRate_;
+    displayInfo->refreshRate_ = refreshRate_;
     displayInfo->screenId_ = screenId_;
     displayInfo->rotation_ = rotation_;
     displayInfo->orientation_ = orientation_;
diff --git a/dmserver/src/abstract_display_controller.cpp b/dmserver/src/abstract_display_controller.cpp
index 0a1a5c87..3b52928f 100644
--- a/dmserver/src/abstract_display_controller.cpp
+++ b/dmserver/src/abstract_display_controller.cpp
@@ -352,7 +352,7 @@ void AbstractDisplayController::BindAloneScreenLocked(sptr<AbstractScreen> realA
                 return;
             }
             sptr<AbstractDisplay> display = new AbstractDisplay(displayCount_.fetch_add(1),
-                realAbsScreen->dmsId_, info->width_, info->height_, info->freshRate_);
+                realAbsScreen->dmsId_, info->width_, info->height_, info->refreshRate_);
             abstractDisplayMap_.insert((std::make_pair(display->GetId(), display)));
             WLOGI("create display for new screen. screen:%{public}" PRIu64", display:%{public}" PRIu64"",
                 realAbsScreen->dmsId_, display->GetId());
@@ -395,7 +395,7 @@ void AbstractDisplayController::AddScreenToExpandLocked(sptr<AbstractScreen> abs
         return;
     }
     sptr<AbstractDisplay> display = new AbstractDisplay(displayCount_.fetch_add(1),
-        absScreen->dmsId_, info->width_, info->height_, info->freshRate_);
+        absScreen->dmsId_, info->width_, info->height_, info->refreshRate_);
     abstractDisplayMap_.insert((std::make_pair(display->GetId(), display)));
     WLOGI("create display for new screen. screen:%{public}" PRIu64", display:%{public}" PRIu64"",
         absScreen->dmsId_, display->GetId());
diff --git a/dmserver/src/abstract_screen_controller.cpp b/dmserver/src/abstract_screen_controller.cpp
index 0fd21648..cccf566c 100644
--- a/dmserver/src/abstract_screen_controller.cpp
+++ b/dmserver/src/abstract_screen_controller.cpp
@@ -300,7 +300,7 @@ bool AbstractScreenController::FillAbstractScreen(sptr<AbstractScreen>& absScree
         sptr<SupportedScreenModes> info = new SupportedScreenModes();
         info->width_ = static_cast<uint32_t>(rsScreenModeInfo.GetScreenWidth());
         info->height_ = static_cast<uint32_t>(rsScreenModeInfo.GetScreenHeight());
-        info->freshRate_ = rsScreenModeInfo.GetScreenFreshRate();
+        info->refreshRate_ = rsScreenModeInfo.GetScreenFreshRate();
         absScreen->modes_.push_back(info);
         WLOGD("fill screen w/h:%{public}d/%{public}d", info->width_, info->height_);
     }
@@ -449,7 +449,7 @@ ScreenId AbstractScreenController::CreateVirtualScreen(VirtualScreenOption optio
             info->height_ = option.height_;
             auto defaultScreen = GetAbstractScreen(GetDefaultAbstractScreenId());
             if (defaultScreen != nullptr && defaultScreen->GetActiveScreenMode() != nullptr) {
-                info->freshRate_ = defaultScreen->GetActiveScreenMode()->freshRate_;
+                info->refreshRate_ = defaultScreen->GetActiveScreenMode()->refreshRate_;
             }
             absScreen->modes_.push_back(info);
             absScreen->activeIdx_ = 0;
diff --git a/dmserver/src/display_manager_proxy.cpp b/dmserver/src/display_manager_proxy.cpp
index c04e140d..7a9e4669 100644
--- a/dmserver/src/display_manager_proxy.cpp
+++ b/dmserver/src/display_manager_proxy.cpp
@@ -748,8 +748,8 @@ sptr<ScreenInfo> DisplayManagerProxy::GetScreenInfoById(ScreenId screenId)
         return nullptr;
     }
     for (auto& mode : info->GetModes()) {
-        WLOGFI("info modes is width: %{public}u, height: %{public}u, freshRate: %{public}u",
-            mode->width_, mode->height_, mode->freshRate_);
+        WLOGFI("info modes is width: %{public}u, height: %{public}u, refreshRate: %{public}u",
+            mode->width_, mode->height_, mode->refreshRate_);
     }
     return info;
 }
diff --git a/dmserver/src/display_manager_stub.cpp b/dmserver/src/display_manager_stub.cpp
index 12576707..2ec850e5 100644
--- a/dmserver/src/display_manager_stub.cpp
+++ b/dmserver/src/display_manager_stub.cpp
@@ -181,8 +181,8 @@ int32_t DisplayManagerStub::OnRemoteRequest(uint32_t code, MessageParcel &data,
             ScreenId screenId = static_cast<ScreenId>(data.ReadUint64());
             auto screenInfo = GetScreenInfoById(screenId);
             for (auto& mode : screenInfo->GetModes()) {
-                WLOGFI("info modes is width: %{public}u, height: %{public}u, freshRate: %{public}u",
-                    mode->width_, mode->height_, mode->freshRate_);
+                WLOGFI("info modes is width: %{public}u, height: %{public}u, refreshRate: %{public}u",
+                    mode->width_, mode->height_, mode->refreshRate_);
             }
             reply.WriteStrongParcelable(screenInfo);
             break;
diff --git a/interfaces/innerkits/dm/display.h b/interfaces/innerkits/dm/display.h
index 243e2907..18781a9c 100644
--- a/interfaces/innerkits/dm/display.h
+++ b/interfaces/innerkits/dm/display.h
@@ -38,6 +38,7 @@ public:
     int32_t GetWidth() const;
     int32_t GetHeight() const;
     uint32_t GetFreshRate() const;
+    uint32_t GetRefreshRate() const;
     ScreenId GetScreenId() const;
     float GetVirtualPixelRatio() const;
     Rotation GetRotation() const;
diff --git a/interfaces/innerkits/dm/screen.h b/interfaces/innerkits/dm/screen.h
index ccd86666..e30a8294 100644
--- a/interfaces/innerkits/dm/screen.h
+++ b/interfaces/innerkits/dm/screen.h
@@ -37,7 +37,7 @@ struct Point {
 struct SupportedScreenModes : public RefBase {
     uint32_t width_;
     uint32_t height_;
-    uint32_t freshRate_;
+    uint32_t refreshRate_;
 };
 
 struct VirtualScreenOption {
diff --git a/interfaces/kits/napi/display_runtime/napi/js_screen.cpp b/interfaces/kits/napi/display_runtime/napi/js_screen.cpp
index 56dc4811..7816b858 100644
--- a/interfaces/kits/napi/display_runtime/napi/js_screen.cpp
+++ b/interfaces/kits/napi/display_runtime/napi/js_screen.cpp
@@ -211,10 +211,10 @@ NativeValue* CreateJsScreenModeObject(NativeEngine& engine, sptr<SupportedScreen
     }
     uint32_t width = mode->width_;
     uint32_t height = mode->height_;
-    uint32_t freshRate = mode->freshRate_;
+    uint32_t refreshRate = mode->refreshRate_;
     optionObject->SetProperty("width", CreateJsValue(engine, width));
     optionObject->SetProperty("height", CreateJsValue(engine, height));
-    optionObject->SetProperty("freshRate", CreateJsValue(engine, freshRate));
+    optionObject->SetProperty("freshRate", CreateJsValue(engine, refreshRate));
     return objValue;
 }
 }  // namespace Rosen
diff --git a/utils/include/display_info.h b/utils/include/display_info.h
index 4df74e3a..c0d31126 100644
--- a/utils/include/display_info.h
+++ b/utils/include/display_info.h
@@ -40,6 +40,7 @@ public:
     DEFINE_VAR_DEFAULT_FUNC_GET(int32_t, Width, width, 0);
     DEFINE_VAR_DEFAULT_FUNC_GET(int32_t, Height, height, 0);
     DEFINE_VAR_DEFAULT_FUNC_GET(uint32_t, FreshRate, freshRate, 0);
+    DEFINE_VAR_DEFAULT_FUNC_GET(uint32_t, RefreshRate, refreshRate, 0);
     DEFINE_VAR_DEFAULT_FUNC_GET(ScreenId, ScreenId, screenId, SCREEN_ID_INVALID);
     DEFINE_VAR_DEFAULT_FUNC_GET(float, XDpi, xDpi, 0.0f);
     DEFINE_VAR_DEFAULT_FUNC_GET(float, YDpi, yDpi, 0.0f);
diff --git a/utils/src/display_info.cpp b/utils/src/display_info.cpp
index f7e7bc74..e8b894b4 100644
--- a/utils/src/display_info.cpp
+++ b/utils/src/display_info.cpp
@@ -20,7 +20,7 @@ bool DisplayInfo::Marshalling(Parcel &parcel) const
 {
     return parcel.WriteUint64(id_) && parcel.WriteUint32(type_) &&
         parcel.WriteInt32(width_) && parcel.WriteInt32(height_) &&
-        parcel.WriteUint32(freshRate_) && parcel.WriteUint64(screenId_) &&
+        parcel.WriteUint32(freshRate_) && parcel.WriteUint32(refreshRate_) && parcel.WriteUint64(screenId_) &&
         parcel.WriteFloat(xDpi_) && parcel.WriteFloat(yDpi_) &&
         parcel.WriteUint32(static_cast<uint32_t>(rotation_)) &&
         parcel.WriteUint32(static_cast<uint32_t>(orientation_));
@@ -34,7 +34,8 @@ DisplayInfo *DisplayInfo::Unmarshalling(Parcel &parcel)
     uint32_t orientation;
     bool res = parcel.ReadUint64(displayInfo->id_) && parcel.ReadUint32(type) &&
         parcel.ReadInt32(displayInfo->width_) && parcel.ReadInt32(displayInfo->height_) &&
-        parcel.ReadUint32(displayInfo->freshRate_) && parcel.ReadUint64(displayInfo->screenId_) &&
+        parcel.ReadUint32(displayInfo->freshRate_) &&
+        parcel.ReadUint32(displayInfo->refreshRate_) && parcel.ReadUint64(displayInfo->screenId_) &&
         parcel.ReadFloat(displayInfo->xDpi_) && parcel.ReadFloat(displayInfo->yDpi_) &&
         parcel.ReadUint32(rotation) && parcel.ReadUint32(orientation);
     if (!res) {
diff --git a/utils/src/screen_info.cpp b/utils/src/screen_info.cpp
index ab752112..47a8b062 100644
--- a/utils/src/screen_info.cpp
+++ b/utils/src/screen_info.cpp
@@ -31,7 +31,7 @@ bool ScreenInfo::Marshalling(Parcel &parcel) const
     for (uint32_t modeIndex = 0; modeIndex < modes_.size(); modeIndex++) {
         if (parcel.WriteUint32(modes_[modeIndex]->height_) &&
             parcel.WriteUint32(modes_[modeIndex]->width_) &&
-            parcel.WriteUint32(modes_[modeIndex]->freshRate_)) {
+            parcel.WriteUint32(modes_[modeIndex]->refreshRate_)) {
             continue;
         }
         return false;
@@ -71,7 +71,7 @@ bool ScreenInfo::InnerUnmarshalling(Parcel& parcel)
         sptr<SupportedScreenModes> mode = new SupportedScreenModes();
         if (parcel.ReadUint32(mode->height_) &&
             parcel.ReadUint32(mode->width_) &&
-            parcel.ReadUint32(mode->freshRate_)) {
+            parcel.ReadUint32(mode->refreshRate_)) {
             modes_.push_back(mode);
         } else {
             return false;
diff --git a/wmserver/include/window_controller.h b/wmserver/include/window_controller.h
index b1606de0..c593262f 100644
--- a/wmserver/include/window_controller.h
+++ b/wmserver/include/window_controller.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at