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January 2012

How to install unsigned drivers in Windows 7 or Vista

Because since Vista all the drivers on the your PC had to have Microsoft Driver Signing a lot of old programs like virtual CD/DVD drives don’t work anymore. This signing costs about 500$/year for any software that adds drivers to the system. Some older software created virtual devices in order …

How to clean the fan in a Lenovo U550

If you own any Notebook for longer than one year then there comes a time when the cooling fan starts to run constantly and the device starts to get hot even in everyday tasks. My U550 is now 1 and a half years old and has started to use the …