Hello @fffrischling-3 , If the password that you mentioned is the login password, you need to reset the modem first. How to reset TP-Link xDSL modem router to factory defaults For a faster reply, it...

Hello @QLNEO , Thanks for getting back to us. Have you tested the Archer T2U on a different laptop or PC? By the way, if your laptop has a built-in network adapter, please disable it for comparison.

Hello @Elianagiulia , May I know the model number of your device? Please refer to How to find the model number of your TP-Link device It seems that you failed to set up the extender, please refer to...

Hello @VeroMakana , Thanks for contacting our community. May I know the model number of your device? Please refer to How to find the model number of your TP-Link device Here are some suggestions that...

Hello @Prasanthi , Welcome to our community. The WiFi password for your TP-Link Range Extender should be the same as your main router's WiFi password. The extender's network name typically appears as...

Hello @Infinite60i , Welcome to our community. If you are unable to configure the TP-Link range extender successfully, please refer to What should I do if I fail to configure TP-Link Range Extender?...