Do I need to go back to Chiang Mai on January 19th to apply for another 60-day COVID extension?

A user is inquiring about the necessity of returning to Chiang Mai on January 19th for a COVID visa extension, as they are unsure whether they need to apply on that specific date or before the end of January. Comments clarify that the 60-day COVID extension must be applied for by January 29th, and the earliest possible application could have been after January 14th.