Hi!

According to the official documentation there’s no information related to the RTL8812BU chipset:

https://gitlab.tails.boum.org/tails/blueprints/-/wikis/wi-fi_adapters

But here they mention 2 adapter that should work fine with TAILS:

https://tails.boum.org/doc/anonymous_internet/networkmanager/index.en.html

Is almost at the bottom.

Hope it helps!
Diego