Microsoft's Windows 10 global share has decreased to 26.27% as of February, down from 35.77% in January, while Windows 11's adoption rate has risen to 72.77%. Windows 11 is now used by 1 billion individuals worldwide. Official support for Windows 10 will end in October 2025, leaving users vulnerable to security risks. Microsoft is phasing out the Security Boot feature, and users must upgrade to Windows 11 for ongoing protection and updates. Windows 11 offers features like default encryption and improved virtual desktop support. Users with eligible Windows 10 systems can upgrade for free, but the minimum hardware requirements include a 64-bit processor, 4GB RAM, 64GB storage, TPM 2.0, and Secure Boot. As many as 240 million functioning laptops may be unable to upgrade due to these requirements. New hardware is available with Windows 11 pre-installed, and Microsoft has introduced Copilot+ PCs with unique AI functionalities.