Entered Thailand (from Australia) on Ed visa on 25 July 2018. Studying until now. Have got university support to undertake unpaid internship and have supporting documents. Looking to extend Ed visa up until 9 August - is this possible or do I need to apply for new Ed visa?
TLDR : Answer Summary
The user entered Thailand on an Ed visa for studies and is currently seeking to extend that visa to pursue an unpaid internship. They have university support and necessary documentation. A comment suggests that extensions can be applied for at the Immigration office, using school documents.