Support for exposing Variable Refresh Rate (VRR) display modes in Mutter and for dynamically enabling the VRR in monitors when applicable. When using monitors that support VRR, it...
Gnome is finally getting VRR added in version 46. A freeze break was requested and accepted to get it added as an experimental option. Awesome!
Alright I got it. For others it means
Variable Refresh Rate (VRR)