@canca Hello, For ' no black and white and not working menus' , if you have tried any third party software, I'm afraid we do not have any method to recover to the original firmware. If it's a tp-link...

@glennr Yes, when working in Range extender, RE205's Ethernet works an LAN port and could provide Internet for your device.

@tppls Hello, You could reserve an IP address for range extender on router ( by setting up on IP reservation for RE 's MAC), in that way RE 's IP does not change very ofen so you could login via RE's...

@Cama Hello, It is recommended to select a different 2.4Ghz WiFi channel on main router, set up RE again and see if that help with the issue. If still the same problem, can you help confirm some...

@Kh9 We have a setup video that helps to configure the range extender step by step.You could select your model and find the setup video here: https://www.tp-link.com/support/setup-video/ If only...

@SrinSrid07 Hello, Range extenders use the same wireless password as Main router after you set it up successfully, so the password is router's wireless password. If you'd like to factory reset...