Microsoft is now testing Windows 10 build 17122 internally. The new Windows 10 Spring Update build 17122 (10.0.17122.1 rs_prerelease.180312-1352) was compiled on March 12, 2018.
Windows 10 Spring Update preview build 17120 is now available for Insiders with various changes. The latest build also includes the Windows Defender Application Guard (WDAG) improvements. Users will notice an improvement in the launch time for Application Guard. The start process is now lighter and faster.
In addition, users can now turn on a feature to download files from their WDAG browsing session onto the host file system. Once the feature is enabled, users will be able to download files into a folder created in their Downloads folder and open all files on the host.
The ISO files for Windows 10 build 17120 are also now available for download. You can download it from the link below.
