can i reset my game thing to sign into the Gaijin.Net

[AcuteLiverFailure]

i want to sign in with this but i already made the decision a while ago to not, i have rewards i can use on the other, so is there any way i know it says once but i kinda need to, i know i can download it from the Gaijin.Net site but i want it on steam, so please lmk if there is a way or if i am stuck
also steam vr reasons

[Asstro]

just logout of the steam one, and log back in with the other account on the steam client
it will remember the new one after.