I'm currently on a STV, due to end next month, I understand I can’t change visa from the STV but I would like to stay another 6-12months, after being here 9 months on what is a tourist visa would there be any issue with doing a visa run, returning as visa exempt which I could then change to a student visa to learn Thai?
TLDR : Answer Summary
The user is currently on a Special Tourist Visa (STV) set to expire next month and seeks to extend their stay in Thailand for an additional 6-12 months. They are considering making a visa run and returning on a visa-exempt basis, with plans to change to a student visa for learning Thai. Commenters confirm that it is feasible to do a visa run and suggest ensuring that the school can provide the necessary documentation promptly for the Non-ED visa application.