New in-game overlay Shadowplay 120fps support Per-game profile settings from the Nvidia Control Panel RTX HDR support RTX Dynamic Vibrance filter Nvidia GPU owners can download the app here.

Once you've got everything to hand, you can enable RTX HDR in the Nvidia App from the Graphics tab, either for every game or a specific title using the Program Settings.

However, rather than fix the underlying bug, Nvidia seems to have swept it under the carpet, as 11.0.1's only flagged change is that the "Game Filter now defaults to off." ...

Unintended features Nvidia’s new app is causing large frame rate dips in many games Fully disabling optional, AI-powered filters seems to fix the problem.