Where danger lies in Windows 11 update: Installing Windows 11 on an “unsupported” PC or laptop will make your computer ineligible for Windows 11 updates and security improvements. While Windows 10 users might be able to take advantage of the new features on the upcoming operating system, there's a security issue with installing the update via this route. Microsoft relaxed tight Windows 11 rules or not? After a lot of criticism over the hardware requirements for Windows 11, the company finally relented and recently announced that users could manually install Windows 11 on their computers.