They are not asking you what you plan to do after the 5 years are over, but what you plan to do once your current course is over. How long was the course that you submitted? 6 months? If so, they want to know what you will do after 6 months. Also, the 500K, in my understanding is meant as having emergency funds, not for daily living
The problem with this guy, is that even if he had been on his DTV, he would have ended up overstaying. In his comments he states that when he got his DTV last year, there was little information available for him to learn the rules. That means he thought he was on the DTV since 2024, well over 180 days and had not attempted to extend or exit on time at six months.
this guy applied via an agency while he was in Thailand. He blames the agency for not telling him when they sent him the visa that it wasn’t activated.