I have a temporary solution to this.It's not pretty but see here: http://forum.tp-link.com/showthread.php?78910-How-to-keep-WPA4220-adapters-alive-They-keep-disconnecting!

I agree. Most users are experiencing similar issues. However, it's because most of them are based on similar hardware. It's interesting to note that these issues are not specifically TP-Link related...

It is the same type of issue but the disconnection is "causing" the DHCP problem. My adapters are set to static IP's. If you have them set to DHCP they take even longer to re-attach. I have also...

UPDATE: Found correct firmware (browser needed updating to see the correct versions). Now updated adapters to firmware: 1.2.8 Build 140401 Rel. 49960n. Same problem - disconnects. Ping solution still...

Region : UnitedKingdom Model : TL-WPA4220 Hardware Version : V1 Firmware Version : 500A-1.0.0.337-0120120309-FINAL ISP : Hi, I put together my network consisting of 3 * TL-PA4010 adapters and 4 *...

Region : UnitedKingdom Model : TL-WPA281 Hardware Version : V1 Firmware Version : 1.2.4 Build 130530 Rel 39308n ISP : Hi. I've been suffering from random disconnects from ALL of my (4 in total)...