And the answer is, indeed, security. Windows 11 raises the bar for security by requiring hardware that can enable protections like Windows Hello, Device Encryption, virtualization-based security (VBS), hypervisor-protected code integrity (HVCI), and Secure Boot.
Why did MS make Windows 11?
Why did Microsoft launch Windows 11 all of a sudden even though they used to say Windows 10 is Microsoft’s last OS?
Windows 11 came about because intel created the alder lake CPU’s which use both performance cores and efficiency cores. Windows 10 does not know what to do with these cores. So, a new version of windows had to be created so that intel could continue using P and E cores.
Does Windows 11 run better than Windows 10?
In short, updating to Windows 11 means a more snappy experience where apps load faster and your PC wakes from sleep with ease. Windows 10 fast, but Windows 11 is just a bit faster.