You have until Oct. 14 to act so make sure you do your prep work now. Support for Windows 10 is scheduled to end on Oct. 14. Although the older operating system is 10 years old, it's still used by up to 400 million computers and nearly 41% of PC owners . If you're among them, you'll have to either upgrade your device or continue using outdated software if your device doesn't support Windows 11 . To give its users more time to upgrade their software