[BUG] Encrypted DNS (DoH) not working on MT6000 Flint 2 - Firmware 4.8.4

[will.qiu]

The adjustment in Wi-Fi power is a regulatory compliance requirement. Please refer to our statement below:

Flint 2: worse Wi-Fi coverage on 4.8.4 compared to 4.8.3

Hi To ensure regulatory compliance, we have adjusted the Wi-Fi transmit power parameters for the Flint 2 (GL-MT6000) in firmware version 4.8.4. Some users may notice changes in signal coverage following this update, and we sincerely apologize for any inconvenience this may cause. To optimize your wireless experience, we recommend manually setting your 5 GHz channel to Band 3 / UNII-2C (CH100 - CH144). Under current regulatory frameworks, these specific channels are permitted to operate at a hi…