Download Windows Pro Insider Preview 21h2 Build 25131 (dev Channel) (x64) Untouched Zip < REAL 2027 >

This release was primarily a "bug fix" build, but it coincided with a major update to the (Version 22205.1401.3.0) that introduced several performance enhancements. Microsoft Store Enhancements :

: Insider builds are time-limited. Older builds like 25131 from 2022 will likely have expired , meaning they may refuse to boot or will reboot frequently. This release was primarily a "bug fix" build,

: Downloading Windows ISOs or "zips" from unofficial sources carries a high risk of malware or tampered system files. : Downloading Windows ISOs or "zips" from unofficial

: Resolved an issue where Explorer would hang when browsing folders containing .mkv files. : To prevent data loss, the Store now

: When browsing the web, compatible free Android apps can now be installed via a native Store pop-up experience.

: To prevent data loss, the Store now automatically skips updating any apps that are currently open.

: The safest way to get preview builds is through the Windows Insider Program or by downloading official ISOs directly from the Microsoft Insider Download Page . Announcing Windows 11 Insider Preview Build 25131