Vista Tips: How to use it for free for 4 months

Each Vista installation DVD allows users to install any version of Windows Vista without a product serial number - however, you only have 30 days to "evaluate the trial period."

Now, there is a very simple way to extend the 30-day trial period to 120 days without pirating/modifying system files - this is an effective extension of Microsoft's official license. Trial mode.

When your Vista trial "expiration", use the administrator account to enter "Run" and enter the command "slmgr -rearm".

After the restart, you will get a 30-day trial period - a total of 3 extensions.

have not figured out whether users buy genuine Vista, you can use this free way to experience Vista 4 months.