If you do go the embassy route avoid Cambodia there the slowest embassy of them all fastest are Laos and Singapore but check as most of the embassy are fully booked until august especially in Vietnam
The ask:thailand community, consisting of multiple Q/A groups with over 100,000 members, powers this platform. It is not an official government resource. Our members actively contribute to this resource, and while we strive for accuracy, we cannot guarantee its complete reliability. Assistance to travelers is provided as a community service.