During application startup, there is a Activation key field provided on the splash screen.
5CE5E0C2-7535-4370-B596-2909CF0AEFAB.jpeg (570.16 KiB) Viewed 1192 times
If you have accidentally installed the Standard (gratis) version, there obviously won’t be a Activation key field on the splash screen during application startup.
Mac Pro 7,1 Rack • Resolve Studio 20.0 • macOS 15.5 (24F74) Merging Hapi • Anubis • Premium VAD (3.5.0) ↔︎ Lawo VSC (1.0.0)
Are you saying that you were successful in activating Resolve 14.3 Studio with the activation code, but you then installed Resolve 15 Beta 1 and it was no longer activated?