They have (or had) a system for reactivation that involved endorsement from another account. IIRC it was QR code based, so one of my friends would scan my reactivation QR code and a few verification texts later I’d have my account back. The last time I was banned, it was after I hearted one of my friend’s posts about his graduation.

Insofar as everyone likes the wherewithal offered by pronominal and hitherto conjunctive adverbs

Most of my lab mates are Chinese and I joined WeChat because it was what they all used. Everything was fine except my account kept getting banned for no reason. I had assumed it might be because I accidentally turned on a VPN, but ultimately I concluded it was because they didn’t want the intermingling of Chinese and American accounts, which was literally the only reason I was there in the first place.