Dude, you're a genius. That was the problem. Thanks a lot!

I've made the upgrade but still isn't working, and yes, this is the problem, I can't browse internet.

It is installed properly because so far it worked. My ISP uses cable connection. Here is a print of web-based management: http://i1266.photobucket.com/albums/jj523/johnb9512/Untitled.png You think...

Region : Romania Model : TL-WR740N Hardware Version : V4 Firmware Version : ISP : AKTA Network isn't working on pc or on wireless devices. I restarted, reinstalled, rebooted but isn't working. LEDs...