(adsbygoogle = window.adsbygoogle || []).push({}); Do I need to toggle qa on everytime I go back on 3.55? e.g. I am on 4.21 rex qa is on from before but when I finish what I want to do on 3.55 to I toggle it again or can I go just update back to 4.21?

People say to, yet I don't think you have to, but I always do. I guess it's just a protection against bricking.

i do it so im sure its toggled on !