I've lived in Thailand for 10 years ..on a retirement visa ..it's easy to get if financial ok .even a Thai bank account is easy ..just do your research and it's easy ..good luck
I lived in Thailand for 10 years most on retirement visa ..but also befor that a one year visa but they stopped that for over 50s .,...I can not get back as yet because of flights etc ....but guess are not that bad to get ...even going through s agent is ok but I've never done that .....