For your information Monday July 22nd and Monday July 29th are public holidays so immigration offices will be closed.
This usually means that on the following Tuesday many offices will be super busy. Avoid going then if you can.
Land borders and airports are not affected by these closures.
Plan accordingly.
TLDR : Answer Summary
The post informs readers that immigration offices in Thailand will be closed on public holidays, specifically Monday, July 22nd, and Monday, July 29th, advising against visiting on the following Tuesday due to expected crowds. It also notes that land borders and airports remain unaffected by these closures. Additionally, there are ongoing discussions among commenters regarding the check-in requirements for retiree visas and inquiries about the status of the DTV visa.
DTV VISA RESOURCES / SERVICES