An ED visa can be useful for some people who genuinely want to study Thai while spending an extended period in Thailand. But it should be presented accurately.
An ED visa is for education. It is not a retirement visa, and it should not be treated as a loophole or substitute for one.
For someone considering long-term life in Thailand, a Thai language course may serve two purposes at the same time. First, it helps the person learn practical Thai. Second, if the student qualifies and follows the rules, it may support a legal study-based stay in Thailand.
That distinction matters.
The goal should not be “use school to stay in Thailand.” The goal should be “study Thai seriously while discovering whether Thailand is the right long-term home.”
Visa requirements can differ by nationality, embassy, consulate, timing, and personal circumstances. Students should always check the latest requirements with the relevant Thai embassy, consulate, or immigration authority before making decisions.