To reset the clock with DOS commands, go to the MS-DOS prompt on your system. Once you've reset the clock , turn off your computer. After a few minutes, reboot it and check whether the date has properly rolled over. Try this test again by moving the date to January 2 and rebooting. If the wrong date appears , you need to fix your BIOS or buy your computer a new one.
Many manufacturers offer modifications free or for a small charge.
If it's done wrong, your machine may not boot anymore. A second, and perhaps safer, way to test both your hardware and software is to purchase one of the Year 2000 risk-assessment tools. Free PC hardware-testing tools can be downloaded from the Internet. Operating System Operating systems pose another potential problem for home computers. You can find out which version you have by calling your computer's manufacturer.