It seems is issue is fixed now... To fix the problem i reset my router then upgraded to the previous update (130201) after that i reset my router again and upgraded to the latest update (130415). Now...

So the windows 7 and MAC computers are connected to the wireless network of Buffalo wifi powerlines? If you connect the computer to the Buffalo wifi powerlines by an Ethernet cable, does the computer...

There is something strange that i have observed.... if i revert my router to the previous update ("130201) were the fix was mainly released in this update the wifi problem will not occur. However, if...

Snowy wrote So after the modem has been working for some time, your wireless devices can not access Internet wirelessly and you need to restart the modem? Can the wireless devices still detect and...

Do you have the same router model? probably you can help me out with...

I really need help with it, i am waiting for your responses...