OK, here you go. This is 21.02.2 version with the following changes:
- Added support to Archer C6 v3 (including now v3 BR)
- Fixed the issue which caused boot loop on 21.02.2
Please test and report back:
https://1drv.ms/u/s!AorfKe3ImcTd5aVHU-ymI0U1iZfujA (password owrtc6v3)