@Multino Use this video guide to set up an RE through the Tether app. You may have to reset the RE beofre starting the procedure - press teh reset button for about 10 seconds.

@ANIKET2002 If you forgot your admin passsword you should reset the device to its factry default setting and re-configure from scratch. Press the reset button for about 10 seconds to reset the RE....

@Lumi2100 Check and post your FW release version - you didn't mention what FW release you're using. If you're using the latest one (1.14.3) and you're using an ethernet backhaul check this thread

@mfrymyer AX50 doesn't have RE mode. It has only AP mode which you could use, but that involves cabling between your main router and the AX50.

@D3C0D3R If it's stated that means it is compatible with these mesh protocolos and you can go ahead with your choice.

@D3C0D3R Both AX10 and AX15 have High-Power FEM which Improves transmission power and strengthen signal coverage. If you're after Easymesh AX10 is a good candidate. AX15 is pretty new router model...