Post-installation, the OS build changes from 22621.2283 to .
The emphasis on x64-based systems (the standard 64-bit Intel/AMD processors) highlights that this update contained low-level kernel and driver fixes that are specific to the x64 instruction set. Unlike updates that cover ARM64 or x86 (32-bit) systems, this exclusive package was tailored for the dominant PC architecture, ensuring maximum stability for the majority of Windows 11 machines. Post-installation, the OS build changes from 22621
Addresses three critical zero-day vulnerabilities , including the HTTP/2 Rapid Reset attack (CVE-2023-44487), a WordPad information disclosure (CVE-2023-36563), and a Skype for Business privilege escalation (CVE-2023-41763). a WordPad information disclosure (CVE-2023-36563)
⚠️ Some UI changes only appear if you also installed the optional “Moment 4” enablement package (KB5030310) before October. Post-installation, the OS build changes from 22621
Post-installation, the OS build changes from 22621.2283 to .
The emphasis on x64-based systems (the standard 64-bit Intel/AMD processors) highlights that this update contained low-level kernel and driver fixes that are specific to the x64 instruction set. Unlike updates that cover ARM64 or x86 (32-bit) systems, this exclusive package was tailored for the dominant PC architecture, ensuring maximum stability for the majority of Windows 11 machines.
Addresses three critical zero-day vulnerabilities , including the HTTP/2 Rapid Reset attack (CVE-2023-44487), a WordPad information disclosure (CVE-2023-36563), and a Skype for Business privilege escalation (CVE-2023-41763).
⚠️ Some UI changes only appear if you also installed the optional “Moment 4” enablement package (KB5030310) before October.