The update KB5007253 bumps the version number to build 19044.1379 (19044.1381 – see notes below) for both the November 2021 Update and the May 2021 Update, and according to the official notes, it fixes problems with Windows Search, adds a new (–cd) argument to specify a Windows or Linux path on WSL, addresses networking issues, problems with Encrypted File System (EFS), BitLocker, and more.

Update KB5007253 fixes and changes

These are the fixes and improvements available with the latest update preview of Windows 10:

Download November 2021 update for Windows 10

These updates are available immediately, and they will download and install automatically through the Release Preview Channel. However, you can always force the update from Settings > Update & Security > Windows Update, click the Check for updates button, and use the option to install the optional update. Update November 18, 2021: Microsoft is re-releasing the update KB5007253 for Windows 10 21H2 and 21H1 as build 19044.1381 for version 21H2 and build 19044.1381 for version 21H1 in the Release Preview Channel. The update includes everything listed above, and a new fix for an issue that might affect devices that use Windows Hello for Business and are joined to Azure Active Directory (AD).  All content on this site is provided with no warranties, express or implied. Use any information at your own risk. Always backup of your device and files before making any changes. Privacy policy info.