Saw this on another forum. Buried at the bottom of AMD's page for RSR when you expand "Footnotes"
Originally Posted by FOOTNOTES
1. As of January 2022, Radeon Super Resolution is compatible with Radeon RX 5000 series graphics and newer and works with games that support exclusive full-screen mode. AMD Software: Adrenalin Edition 22.1.3 or newer is required. GD-197
22.1.3. That 1 should mean January, so good chance we still get it this month.