Popular Science readers can acquire Windows 11 Pro keys for .97 until July 20 or while supplies last, a significant discount from the typical retail price of 9. Microsoft will discontinue support for Windows 10 on October 14, 2025. Windows 11 Pro includes features such as BitLocker encryption, Windows Sandbox, Azure AD, Hyper-V, a revamped user interface, Windows Copilot AI assistance, Smart App Control, TPM 2.0, and DirectX 12 Ultimate. The offer provides a lifetime license with no future fees.