@Nvidia1070 Did you reboot the computer to check if there's any difference ? This adapter may not be compatible with Windows 11 - check this compatibility list.

@ilbranco What's your TL-WA850RE DHCP server setting: Auto On or Off ? If it's not turned off, do that and test the PC behavior. Just reboot the devices before testing in this sequence - router...

@Chrisminal Don't copy the screenshot values - they are just an exmple what numbers you can put in there. Delete your PC from blockled hosts list and lower the level of the three parameter to Medium...

@SlimMoody You can reset the RE and start from scratch - use this video guide for configuring your RE. RE can be reset by pressing the reset button for about 10 seconds. If you still have an issue...

@leed80 The modem router either won't allow you to do that or you would damage your device. There's a rule that states you can't use FW release for one HW version to update a different HW version: To...

@okdadi This DSL modem router firmware can't be found anywhere on the support portal - check this thread.