New Feature/Enhancement:
1. Optimize the switch's performance.
2. Improve the compatibility of the firmware.
3. Fix the bug that the traffic statistics were not working.
Notes:
1. For TL-SG2428P(UN) 1.0 only
2. This firmware is fully adapted to Omada SDN Controller v4.3.5.
3. Please upgrade the switch to the middle firmware Build 20210407 first before upgrading to this firmware or later one.