@Wayne-TP It works. I ugraded successfully P100 to version 1.5.5. Thanks for your kindly supports.

Android phone

@Wayne-TP the P100 is in the same SSID of the smartphone. I've already tried to reset to factory default the P100. I read on thread https://community.tp-link.com/en/smart-home/forum/topic/643626 that...

I've the same issue described in thread "Unable to update firmware on P100 (HW v1.20) from 1.4.9 to a later version" https://community.tp-link.com/en/smart-home/forum/topic/643626 Is it possible to...