@M7200er Thanks a lot for the update, please use IPv4 only for now. And we will record this case and report to related engineer.

@GregSC Hi, did you install the beta firmware provided in this thread? If not, please have a try and monitor if the issue can be resolved.

Kiki64 wrote @Sunshine Two weeks ago I replaced the TL-MR640 with a new Archer MR550 (interestingly, the app shows the new router as MR500 and not MR550). I use the same SIM card (A1 Croatia). The...

@AUser Hi, how about wired speed when you connect to the powerline extender now? if both wired and wireless speed are slow, you will need to check the router speed again and also check powerline rate...

@kjonca Hi, normally you could press the power button to re-enable the WiFi(I mean a short press instead of restarting the device) when it is in power saving mode, if it doesn't work, I will report...

@gbert27455 Hi, is your router also Archer AX55? You mean the issue went away after firmware update? If so, please let us know the previous firmware version and current firmware version.