@ColinD Please upgrade the router firmware to the latest: https://www.tp-link.com/support/download/archer-c9/#Firmware The tech team was made aware of your issue. They will likely reach out to you...

@Oer4000 If that is the case as you described, you can try to downgrade the firmware of the one that is currently not working to the 0.9.1 4.16 v0001.0 Build 190103 Rel.45825n(4553), then confirm how...

@sz.feri91 Can I have the direct link for this advertising? Thanks.

@ONGTS3372 If you prepare for the Wi-Fi 6 and budget is not an issue, you can go with something like Archer AX10, since Wi-Fi 6 is backward compatible with Wi-Fi 5 clients. Also in perspective, more...

@HoundTT Thanks for all the detailed info. It seems you have some CPEs in the network, and the case has been followed up via the support email, it is suggested to follow this up with the support...

@Pieter75 Sorry, no ETA yet, you need to keep your eye on the official website for the future firmware release.