Did it in BKK when I arrived, SCB at Pasio Mall, Lat Krabang, 1st Oct (airport hotel area)no questions about visa, easy and quick process, also changed the app on to my new phone. The local Thais were even having face scans done , saw 10 people before me have it done.
Two weeks ago, just one transaction statement with said amount, in for just 1 week prior to application. Accepted within 3 days , they asked for flight ticket proof of booking.