You'll get access to Windows 10 a little longer by doing this. (Getty Images)Are you still using Windows 10 on your desktop or laptop? If so, you need to know this: As of October 14, Microsoft moved the software to its "end of life" phase. What that means is that while Windows 10 PCs will continue to work, they'll stop getting important security updates by default. That leaves you with three options to make sure your computer remains secure: