Why did you accept the beta then if you didn't wanna go through it?
You should still be able to withdraw at the same page you pressed to enrol.
With the download. You might have to download it now and maybe not install it.
Worst case scenario, you'd have to install it and then use smartswitch on PC to go back to last stable one.
Or
Just try it. Its pretty good. I haven't found any particular disturbing bugs yet.
🤞
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