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FastFlagsFeaturesFastFlags Different flags for every game. Share a FastFlag profileFeatures › FastFlagsShare a profile with a short code SearchFeaturesOne box that finds every setting, your FastFlags and the games you have played.Settings opens in PhasmaStrap on your PC
ChatFastFlags › Voice and chatBubbles and translation in game chat DebugFastFlags › TelemetryFor checking what flags do PresetsFastFlags Gray skyFastFlags › Rendering › Lighting and skyThree steps: off, gray, white MTU sizeFastFlags › Networking › Connection and packets RenderingFastFlags Show all 139 in SettingsFAQ
What is PhasmaStrap?FAQ › General…you and applies your settings on the way: FastFlags, mods, overlays and…Changelog
2.21.1Changelog › Oct 27, 2026Only two frame rate caps remain: the FastFlags limit and the Roblox settings file cap 2.21.0Changelog › Oct 27, 2026Only two frame rate caps remain: the FastFlags limit and the Roblox settings file cap 2.20.1Changelog › Oct 2, 2026The settings window is rebuilt around six tabs: Games, Social, Performance, FastFlags, Capture and Settings 2.19.2Changelog › Sep 21, 2026FastFlags and mods are not applied to a session PhasmaStrap did not launch, because Roblox only reads those when it starts. If a game has its own… 2.15.0Changelog › Sep 18, 2026FastFlagsSettings open right in PhasmaStrap on your PC. You need the app installed for those links.