Some of viruses can run automatically when we inserted an external drive into the computer. These kind of viruses use Autoplay feature available in Windows to make themselves run automatically. To prevent the viruses run automatically when you inserted your external drive into you PC, you can turn off or disable AutoPlay in Windows. On the following videos, you can watch how to turn off or disable AutoPlay in Windows 7 and Windows Vista.

1. Turn Off or Disable AutoPlay in Windows 7 and Vista through Group Policy Editor. This tutorial does not works on Windows 7 Home or Windows Vista Home.

2. How to Turn Off or Disable AutoPlay in Windows 7 and Vista through Control Panel. This tutorial can applied in all version of Windows 7 and Windows Vista.