I believe it will not cost you too much to buy a cat6 cable. Besides cat5e can reach to 1Gbps speed too. At last I believe TP-LINK products all offer cat5e cables. So if you truly got a cat5 cable,...

This document may clear your confusion: http://www.tp-link.com/en/article/?faqid=461

Based on your description of the problem, I guess your TL-PA411KIT have already been broken. You can just contact the retailer from whom you bought this product to replace them with a new one. Surely...

What do you mean "my Tp-Link is no longer recognized by my computer"? Actually your computer being restored has nothing to do with TP-LINK powerline adapters, and they will still work normally. So I...

I believe you have two TL-WPA4220. If so, you need wifi clone on both TL-WPA4220. The reason why you can see the original SSID may be you haven't completed wifi clone on one of your TL-WPA4220s.

You can just try pair operation to pair your powerline adapters. It is very simple. Just press the pair button on one powerline adapter until the powerline light blinks, then press the pair button on...