@Gicbern Refer this thread for your issue.

@Crime Connect to RE230 ethernet port and login its web management interface to check your wireless password: Launch a web browser, enter http://tplinkrepeater.net or http://192.168.0.254 in the...

@Martel For the described topology it's better to use devices like CPE210 to transfer the signal between houses. And then connect the WA901N to CPE210 for spreading the wireless coverage inside the...

@Ashik045 Try using the Access Control feature instead for limiting access to the Internet resources on a scheduled basis. The same configuration is described in C20 user guide.

@Yoshisaurio Make sure that you're with the latest FW release for your device. Then check if the ethernet cable provides a stable connection to a device (PC, laptop, etc.) directly connected to this...

@divyamaripally Here's a quick installation video guide.