There is a new firmware: TL-WPA7510(EU)_V1_171012 I tried to upgrade via ethernet and it worked! Now, everything is ok. I hope new firmware will be able to upgrade via cloud....

I see nobody knows how to solve this issue... :(

Shield101 wrote Can't understand your language and the picture is too small to read.What's the error message showing?Check what's the current firmware version.Maybe the reason why it can't upgrade is...

Hola. Yo tengo el mismo problema, soy incapaz de actualizar a la nueva versión disponible. En mi caso, tengo la versión 1.0.4 y según el Powerline hay una nueva versión 1.0.5. Al darle a Update me...