: This update broadly addressed a major issue where the L3 cache on AMD Ryzen processors experienced increased latency, leading to performance drops of up to 15% in certain applications and games.

: Helps prevent accidental data leaks by isolating personal and corporate data.

: Previous issues that caused built-in Windows apps (like Snipping Tool or the touch keyboard) to fail due to expired digital certificates were officially resolved in this mandatory update. Core Features of Windows 11 Pro (Version 21H2)

As a "Pro" edition, this build includes specialized business and security tools not found in the Home edition: