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25 February 2013

Computers and networks - troubleshooting: Usb devices not recognized

Usb devices not recognized

23 February 2013

Diagnostics policy service not running on Windows 7

You are unable to connect to internet through wireless connection: it says limited access to WiFi router. When you try to fix this it says diagnostics policy service not running.

How to fix this:

Go to "Start", in the search dialog type: cmd , right click on cmd.exe and
select "Run as administrator".
In the new window at the command prompt type:

net localgroup Administrators /add networkservice

Press Enter then type:

net localgroup Administrators /add localservice

Press enter then close the window and restart the computer.


13 February 2013

How-to reset your bios on Toshiba satellite L775 - 134

When your Toshiba L775 is not showing the F2 option on the first screen after you have pressed the power button, disconnect the charger, take out the battery, open the small plastic cover as shown in pictures bellow and remove the small battery for about 15-20 seconds. After that, make all the operations in revers order and power on the laptop: now the options F2 and F12 should be in the right place so you can enter the BIOS or the boot menu.