@spmkd If your device is with EU firmware, there's a beta version available here (second link), which was released to address wireless stability. With this beta there's an option to turn OneMesh...

That sounds like an old issue - check this thread.

@meksykaniec TL-WR841N doesn't support SNMP - here the specs for this device.

@MrGuGuZai You can disable IPv6 and OneMesh features if you don't use them and test again: You can also refer to the newest troubleshooting guide from TP-Link [Troubleshooting] Router Disconnects...

@Phili You configure AX50 normally as a wireless router, nothing special should be set there. According to the guide I posted, if possible I would prefer ethernet backhaul - that will guarantee best...

@Sumty_AX73 You can't update with FW from a different FW region or from different HW version. That's pointed in the upgrade guide I posted. It's quite possible that your FW region is not an EU.