The July 2019 cumulative update for Windows 10 version 1903 is now rolling out with fixes for Mixed Reality, BitLocker and more. You can install the update from Settings or directly download Windows 10 KB4507453 offline installers to update multiple PCs.
The patch would be listed as ‘2019-07 Cumulative Update for Windows 10 Version 1903 for x64-based Systems (KB4507453)’ on Windows Update page. After downloading and installing Windows 10 KB4507453, the system will bump to Windows 10 Build 18362.239.
As mentioned, you can head to the Windows Update settings page and click on check for updates to download the patch. A restart is required to complete the installation and it takes approximately 5-10 minutes. You can also download the Windows 10 Build 18362.239 offline installers and update your PCs manually.
KB4507453 Download Links for Windows 10
Windows 10 KB4507453 Direct Download Links: 32-bit (x86) and 64-bit.
KB4507453 Windows 10 Build 18362.239 Full Changelog
Microsoft says the update addresses an issue with BitLocker encryption recovery mode. According to Microsoft, a bug caused BitLocker to go into recovery mode in some installations of Windows 10 version 1903. The problem was experienced when BitLocker provisioned and updates were being installed.
The update also resolves an issue affected Windows Mixed Reality. The bug resulted in a weird tilted world after connecting the Mixed Reality headsets. Microsoft is also including quality improvements for Windows Mixed Reality handsets and Stream VR content.
The patch includes security updates to Windows Kernel, Microsoft Edge, Internet Explorer, Microsoft Graphics Component, Windows App Platform and Frameworks, Microsoft Scripting Engine, Windows Input and Composition, Windows Storage and Filesystems, Microsoft HoloLens, Windows Cryptography, Windows Wireless Networking, Windows Server, and Windows Virtualization.
Microsoft is aware of a known problem that affects Window-Eyes screen reader and apps may result in an error. The company also noted that some features may not function as expected and users who have already migrated from Window-Eyes are not affected by this bug.
Unfortunately, Windows Sandbox remains broken for some Windows 10 May 2019 Update users. Microsoft has promised that it will fix the Sandbox issues by the end of July 2019.