How to Unlock 144Hz & 240Hz High Refresh Rates in Roblox
Configure native client fast flags and frame rate target settings to unlock smooth 120–240+ FPS without external injectors.
How to Unlock 144Hz & 240Hz High Refresh Rates in Roblox provides tested procedural steps where roblox natively supports high refresh rate monitors up to 240hz through in-game settings > maximum frame rate, or via clientappsettings.json fast flags specifying dfinttaskschedulertargetfps=240. external injector dlls are no longer needed.
| Telemetry Metric | Verified Value |
|---|---|
| Protocol Classification | Performance |
| Estimated Implementation Time | 6 minutes |
| Tested Client Build Hash | version-9d1a3b4c8e2f01aa |
| Verification Status | Lab Tested in Diagnostics Bench |
Native In-Game Frame Rate Target Selector
Roblox now includes an official frame rate selector directly within the in-game Settings menu. Press Esc > Settings > scroll down to Maximum Frame Rate > select 60, 120, 144, or 240 FPS.
Configuring ClientAppSettings.json Fast Flags
To enforce a specific custom target frame rate (such as 165 FPS or 360 FPS), create a ClientSettings folder in your Roblox versions directory and add DFIntTaskSchedulerTargetFps:
{"DFIntTaskSchedulerTargetFps": 240}NVIDIA G-Sync & AMD FreeSync Configuration
In NVIDIA Control Panel or AMD Software, ensure G-Sync/FreeSync is enabled for "Windowed and full screen mode". Set vertical sync to "Use the 3D application setting" to avoid micro-stutter.