diff --git a/services/surfaceflinger/Scheduler/FrameRateOverrideMappings.cpp b/services/surfaceflinger/Scheduler/FrameRateOverrideMappings.cpp
index cb9bfe9..82af61a 100644
--- a/services/surfaceflinger/Scheduler/FrameRateOverrideMappings.cpp
+++ b/services/surfaceflinger/Scheduler/FrameRateOverrideMappings.cpp
@@ -15,6 +15,7 @@
  */
 
 #include "FrameRateOverrideMappings.h"
+#include <common/FlagManager.h>
 
 namespace android::scheduler {
 using FrameRateOverride = DisplayEventReceiver::Event::FrameRateOverride;
@@ -30,7 +31,7 @@
         }
     }
 
-    {
+    if (!FlagManager::getInstance().game_default_frame_rate()) {
         const auto iter = mFrameRateOverridesFromGameManager.find(uid);
         if (iter != mFrameRateOverridesFromGameManager.end()) {
             return iter->second;
@@ -61,10 +62,13 @@
     for (const auto& [uid, frameRate] : mFrameRateOverridesFromBackdoor) {
         overrides.emplace_back(FrameRateOverride{uid, frameRate.getValue()});
     }
-    for (const auto& [uid, frameRate] : mFrameRateOverridesFromGameManager) {
-        if (std::find_if(overrides.begin(), overrides.end(),
-                         [uid = uid](auto i) { return i.uid == uid; }) == overrides.end()) {
-            overrides.emplace_back(FrameRateOverride{uid, frameRate.getValue()});
+
+    if (!FlagManager::getInstance().game_default_frame_rate()) {
+        for (const auto& [uid, frameRate] : mFrameRateOverridesFromGameManager) {
+            if (std::find_if(overrides.begin(), overrides.end(),
+                             [uid = uid](auto i) { return i.uid == uid; }) == overrides.end()) {
+                overrides.emplace_back(FrameRateOverride{uid, frameRate.getValue()});
+            }
         }
     }
 
@@ -93,7 +97,9 @@
     if (!hasOverrides) return;
 
     dump(dumper, "setFrameRate"sv, mFrameRateOverridesByContent);
-    dump(dumper, "GameManager"sv, mFrameRateOverridesFromGameManager);
+    if (!FlagManager::getInstance().game_default_frame_rate()) {
+        dump(dumper, "GameManager"sv, mFrameRateOverridesFromGameManager);
+    }
     dump(dumper, "Backdoor"sv, mFrameRateOverridesFromBackdoor);
 }
 
diff --git a/services/surfaceflinger/Scheduler/LayerHistory.cpp b/services/surfaceflinger/Scheduler/LayerHistory.cpp
index 9c00302..5ce883c 100644
--- a/services/surfaceflinger/Scheduler/LayerHistory.cpp
+++ b/services/surfaceflinger/Scheduler/LayerHistory.cpp
@@ -266,6 +266,7 @@
         if (isLayerActive(*info, threshold)) {
             // Set layer vote if set
             const auto frameRate = info->getSetFrameRateVote();
+
             const auto voteType = [&]() {
                 switch (frameRate.vote.type) {
                     case Layer::FrameRateCompatibility::Default:
@@ -283,12 +284,40 @@
                 }
             }();
 
-            if (frameRate.isValid()) {
-                const auto type = info->isVisible() ? voteType : LayerVoteType::NoVote;
-                info->setLayerVote({type, frameRate.vote.rate, frameRate.vote.seamlessness,
-                                    frameRate.category});
+            if (FlagManager::getInstance().game_default_frame_rate()) {
+                // Determine the layer frame rate considering the following priorities:
+                // 1. Game mode intervention frame rate override
+                // 2. setFrameRate vote
+                // 3. Game default frame rate override
+
+                const auto& [gameModeFrameRateOverride, gameDefaultFrameRateOverride] =
+                        getGameFrameRateOverrideLocked(info->getOwnerUid());
+
+                const auto gameFrameRateOverrideVoteType =
+                        info->isVisible() ? LayerVoteType::ExplicitDefault : LayerVoteType::NoVote;
+
+                const auto setFrameRateVoteType =
+                        info->isVisible() ? voteType : LayerVoteType::NoVote;
+
+                if (gameModeFrameRateOverride.isValid()) {
+                    info->setLayerVote({gameFrameRateOverrideVoteType, gameModeFrameRateOverride});
+                } else if (frameRate.isValid()) {
+                    info->setLayerVote({setFrameRateVoteType, frameRate.vote.rate,
+                                        frameRate.vote.seamlessness, frameRate.category});
+                } else if (gameDefaultFrameRateOverride.isValid()) {
+                    info->setLayerVote(
+                            {gameFrameRateOverrideVoteType, gameDefaultFrameRateOverride});
+                } else {
+                    info->resetLayerVote();
+                }
             } else {
-                info->resetLayerVote();
+                if (frameRate.isValid()) {
+                    const auto type = info->isVisible() ? voteType : LayerVoteType::NoVote;
+                    info->setLayerVote({type, frameRate.vote.rate, frameRate.vote.seamlessness,
+                                        frameRate.category});
+                } else {
+                    info->resetLayerVote();
+                }
             }
 
             it++;
@@ -347,4 +376,56 @@
     return isSmallDirty;
 }
 
+void LayerHistory::updateGameModeFrameRateOverride(FrameRateOverride frameRateOverride) {
+    const uid_t uid = frameRateOverride.uid;
+    std::lock_guard lock(mLock);
+    if (frameRateOverride.frameRateHz != 0.f) {
+        mGameFrameRateOverride[uid].first = Fps::fromValue(frameRateOverride.frameRateHz);
+    } else {
+        if (mGameFrameRateOverride[uid].second.getValue() == 0.f) {
+            mGameFrameRateOverride.erase(uid);
+        } else {
+            mGameFrameRateOverride[uid].first = Fps();
+        }
+    }
+}
+
+void LayerHistory::updateGameDefaultFrameRateOverride(FrameRateOverride frameRateOverride) {
+    const uid_t uid = frameRateOverride.uid;
+    std::lock_guard lock(mLock);
+    if (frameRateOverride.frameRateHz != 0.f) {
+        mGameFrameRateOverride[uid].second = Fps::fromValue(frameRateOverride.frameRateHz);
+    } else {
+        if (mGameFrameRateOverride[uid].first.getValue() == 0.f) {
+            mGameFrameRateOverride.erase(uid);
+        } else {
+            mGameFrameRateOverride[uid].second = Fps();
+        }
+    }
+}
+
+std::pair<Fps, Fps> LayerHistory::getGameFrameRateOverride(uid_t uid) const {
+    if (!FlagManager::getInstance().game_default_frame_rate()) {
+        return std::pair<Fps, Fps>();
+    }
+
+    std::lock_guard lock(mLock);
+
+    return getGameFrameRateOverrideLocked(uid);
+}
+
+std::pair<Fps, Fps> LayerHistory::getGameFrameRateOverrideLocked(uid_t uid) const {
+    if (!FlagManager::getInstance().game_default_frame_rate()) {
+        return std::pair<Fps, Fps>();
+    }
+
+    const auto it = mGameFrameRateOverride.find(uid);
+
+    if (it == mGameFrameRateOverride.end()) {
+        return std::pair<Fps, Fps>(Fps(), Fps());
+    }
+
+    return it->second;
+}
+
 } // namespace android::scheduler
diff --git a/services/surfaceflinger/Scheduler/LayerHistory.h b/services/surfaceflinger/Scheduler/LayerHistory.h
index 5a9445b..930d06c 100644
--- a/services/surfaceflinger/Scheduler/LayerHistory.h
+++ b/services/surfaceflinger/Scheduler/LayerHistory.h
@@ -43,6 +43,7 @@
 
 class LayerHistory {
 public:
+    using FrameRateOverride = DisplayEventReceiver::Event::FrameRateOverride;
     using LayerVoteType = RefreshRateSelector::LayerVoteType;
     static constexpr std::chrono::nanoseconds kMaxPeriodForHistory = 1s;
 
@@ -89,6 +90,15 @@
 
     bool isSmallDirtyArea(uint32_t dirtyArea, float threshold) const;
 
+    // Updates the frame rate override set by game mode intervention
+    void updateGameModeFrameRateOverride(FrameRateOverride frameRateOverride) EXCLUDES(mLock);
+
+    // Updates the frame rate override set by game default frame rate
+    void updateGameDefaultFrameRateOverride(FrameRateOverride frameRateOverride) EXCLUDES(mLock);
+
+    std::pair<Fps, Fps> getGameFrameRateOverride(uid_t uid) const EXCLUDES(mLock);
+    std::pair<Fps, Fps> getGameFrameRateOverrideLocked(uid_t uid) const REQUIRES(mLock);
+
 private:
     friend class LayerHistoryTest;
     friend class LayerHistoryIntegrationTest;
@@ -137,6 +147,13 @@
 
     // Whether a mode change is in progress or not
     std::atomic<bool> mModeChangePending = false;
+
+    // A list to look up the game frame rate overrides
+    // Each entry includes:
+    // 1. the uid of the app
+    // 2. a pair of game mode intervention frame frame and game default frame rate override
+    // set to 0.0 if there is no such override
+    std::map<uid_t, std::pair<Fps, Fps>> mGameFrameRateOverride GUARDED_BY(mLock);
 };
 
 } // namespace scheduler
diff --git a/services/surfaceflinger/Scheduler/LayerInfo.h b/services/surfaceflinger/Scheduler/LayerInfo.h
index 50bb83d..326e444 100644
--- a/services/surfaceflinger/Scheduler/LayerInfo.h
+++ b/services/surfaceflinger/Scheduler/LayerInfo.h
@@ -175,7 +175,8 @@
                             bool pendingModeChange, const LayerProps& props);
 
     // Sets an explicit layer vote. This usually comes directly from the application via
-    // ANativeWindow_setFrameRate API
+    // ANativeWindow_setFrameRate API. This is also used by Game Default Frame Rate and
+    // Game Mode Intervention Frame Rate.
     void setLayerVote(LayerVote vote) { mLayerVote = vote; }
 
     // Sets the default layer vote. This will be the layer vote after calling to resetLayerVote().
diff --git a/services/surfaceflinger/Scheduler/Scheduler.cpp b/services/surfaceflinger/Scheduler/Scheduler.cpp
index aa8d54d..6a85788 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.cpp
+++ b/services/surfaceflinger/Scheduler/Scheduler.cpp
@@ -1226,12 +1226,27 @@
     mLayerHistory.setDisplayArea(displayArea);
 }
 
-void Scheduler::setGameModeRefreshRateForUid(FrameRateOverride frameRateOverride) {
+void Scheduler::setGameModeFrameRateForUid(FrameRateOverride frameRateOverride) {
     if (frameRateOverride.frameRateHz > 0.f && frameRateOverride.frameRateHz < 1.f) {
         return;
     }
 
-    mFrameRateOverrideMappings.setGameModeRefreshRateForUid(frameRateOverride);
+    if (FlagManager::getInstance().game_default_frame_rate()) {
+        // update the frame rate override mapping in LayerHistory
+        mLayerHistory.updateGameModeFrameRateOverride(frameRateOverride);
+    } else {
+        mFrameRateOverrideMappings.setGameModeRefreshRateForUid(frameRateOverride);
+    }
+}
+
+void Scheduler::setGameDefaultFrameRateForUid(FrameRateOverride frameRateOverride) {
+    if (!FlagManager::getInstance().game_default_frame_rate() ||
+        (frameRateOverride.frameRateHz > 0.f && frameRateOverride.frameRateHz < 1.f)) {
+        return;
+    }
+
+    // update the frame rate override mapping in LayerHistory
+    mLayerHistory.updateGameDefaultFrameRateOverride(frameRateOverride);
 }
 
 void Scheduler::setPreferredRefreshRateForUid(FrameRateOverride frameRateOverride) {
diff --git a/services/surfaceflinger/Scheduler/Scheduler.h b/services/surfaceflinger/Scheduler/Scheduler.h
index 454ef83..ce585c6 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.h
+++ b/services/surfaceflinger/Scheduler/Scheduler.h
@@ -293,7 +293,17 @@
     // FrameRateOverride.refreshRateHz == 0 means no preference.
     void setPreferredRefreshRateForUid(FrameRateOverride);
 
-    void setGameModeRefreshRateForUid(FrameRateOverride);
+    // Stores the frame rate override that a game should run at set by game interventions.
+    // FrameRateOverride.refreshRateHz == 0 means no preference.
+    void setGameModeFrameRateForUid(FrameRateOverride) EXCLUDES(mDisplayLock);
+
+    // Stores the frame rate override that a game should run rat set by default game frame rate.
+    // FrameRateOverride.refreshRateHz == 0 means no preference, game default game frame rate is not
+    // enabled.
+    //
+    // "ro.surface_flinger.game_default_frame_rate_override" sets the frame rate value,
+    // "persist.graphics.game_default_frame_rate.enabled" controls whether this feature is enabled.
+    void setGameDefaultFrameRateForUid(FrameRateOverride) EXCLUDES(mDisplayLock);
 
     void updateSmallAreaDetection(std::vector<std::pair<int32_t, float>>& uidThresholdMappings);