Is it better to visit the Chiang Mai Immigration Centre in the morning or afternoon for a 30-day extension?

The user inquired about the best time to visit the Immigration Centre in Chiang Mai for a 30-day visa extension, specifically whether going in the afternoon is less crowded than the morning. A comment from another user shared their personal experience of visiting twice in the morning and mentioned that wait times can vary significantly, ranging from 1.5 hours to 6 hours. They suggested that going early is generally better than visiting in the afternoon, as it tends to be more crowded later in the day.