What's the version of iOS running on your MAC? Is it up to date? How about version of iTunes? Don't hesitate to raise a TP-link support request. :)

What's the version of iOS running on your iPhone? Is it up to date? How about version of iTunes? Airplay is only randomly present/visible while I am in the kitchen. Can you explain it in details? The...

You got TL-WPA281KIT, right? Run the utiity for TL-WPA281 and login its web interface. And then, you will be able to change its SSID and security settings.

Debra, buy a TL-WPA4220 to work with existing powerline devices. http://www.tp-link.com/en/products/details/cat-18_TL-WPA4220.html

It is Okay to power them off and no need to pair them when they are back on.

Do you have a router which can share internet access? One PA4030 is connected to the router, right? Only a specific port works or any port works if only one device is connected? When there are more...