Can you convert a tourist visa to a work visa in Thailand?

Yes, you can convert a tourist visa to a work visa in Thailand, but you must have a job offer first. Your employer needs to provide the necessary paperwork for this process. However, many companies may find it challenging to supply the required documents for a visa conversion while you are still in Thailand. As a result, it is often necessary to exit Thailand and apply for a non-B visa at a Thai consulate in a neighboring country, which generally involves less paperwork.