@TP-Link @Kevin_Z Finally got a reply. Been running 1.3.6 Build 20201030 rel.60104(4555) for a while now. OneMesh is disabled on all C6s: All synthetic packet loss problems have gone away. 2.4 Ghz: 5...

@Kathy_Z I bought the device from the Amazon link on your website. Amazon does not deal with returns after 10 days. TP-Link is responsible for product support and RMAs after 10 days. So please do the...

This is the test data for the 2.4 GHz wifi for 1.3.6 Build 20200907 rel.60850(4555):

@Kevin_Z @TP-Link Update to anyone reading. Been running 1.3.6 Build 20200907 rel.60850(4555) for some time now. 5 GHz channel width problem is gone. 2.4 GHz is mostly working. However, packet loss...

@Kathy_Z Bumping for a reply. It's been 2 months.

@Kathy_Z I bought both the adapter and 3 Archer C6s from the Amazon redirect link on your site and all of the routers I received were EU versions. Update: Your product support downloads pages in...