What should I do if I haven't received my Thailand Pass before traveling on December 3rd?

The user is concerned about not receiving their Thailand Pass before their trip on December 3rd. Several commenters advised that without the Thailand Pass, the user won't be allowed to board their flight. They suggested ensuring the correct document uploads (JPEG format) and contacting the hotel or local embassy for help. One commenter shared their successful experience receiving the pass quickly after ensuring clear document uploads. However, the user later noted their flight was canceled and raised a concern about a change in their arrival date and its potential impact on their Thailand Pass.