Get a google voice number, not so much for talking to people but it’s super helpful when filling out applications and verifying phone numbers and such.
I’ve searched using a number of keywords in the ThaiVisa group for the supposed CNX denial and haven’t found anything.
There are a lots of things to be said about the mods over there but one thing is they’re pretty good at removing posts that are either fear mongering or when the situation presented in a post had more underlying issues past the norm. Since the post isn’t found I would guess that’s the case.