model number? what do you mean it became blocked? more details will be better.

per I read, the TL-WPA9610KIT is the newest powerline adapters, while regarding to your concern, actually the TL-WPA8730 can satisfy your needs, cause it supports 2.4Ghz & 5GHz, has gigabit ethernet...

here is the download link of the driver: https://www.tp-link.com/en/download/TL-WN722N.html#Driver you need check whether the driver has been installed successfully first.

Your actual network requests is necessary. if the exsiting router can satisfy your needs, you do not have to waste money and buy a new one. My advice is to decide whether to buy a new product based...

seems like it is an internet issue? model number? who is your internet service provider? more details

Why not try to delete the profile and reconnect to the extender with the password? Does it work? what is the hardware and firmware version of the extender? You may able to update its firmware. and...