This update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:
- Addressed issue that causes a Microsoft Installer (MSI) application to fail for standard (non-admin) users when installed on a per user basis.
- Addressed issue to enable support in the DevDetail Configuration Service Provider (CSP) to return the UBR number in the D part of the SwV node.
- Addressed issue where NTFS sparse files were unexpectedly truncated (NTFS sparse files are used by Data Deduplication—deduplicated files may be unexpectedly corrupted as a result). Also updated chkdsk to detect which files are corrupted.
- Addressed issue where the IME pad was not launching correctly in the Microsoft Edge browser for certain markets.
- Addressed issue to allow Win32 applications to work with various Bluetooth LE devices including head tracking devices.
- Addressed issue in the Mobile Device Manager Enterprise feature to allow headsets to work correctly.
- Addressed issue where device drivers are not loading.
- Addressed a reliability issue when playing specific types of spatial sound content.
- Addressed issue with a dropped key on Microsoft Surface Keyboard and Microsoft Surface Ergo Keyboard, and addressed Wacom active pen connection failures.
- Addressed issue to improve stability for USB type C during device arrival and removal during system power changes.
- Addressed USB host controller issue where the host controller no longer responds to the attached peripherals.
- Addressed MP4 compatibility issue while playing content from a social media site in Microsoft Edge.
- Addressed issue with audio headsets connected to a PC through Xbox 360 controllers.
- Addressed a reliability issue with launching a Settings app while another application is using the camera device concurrently.
- Addressed issue with notifications (SMS, Calendar) for an activity tracker.
- Addressed issue with video playback artifacts during transitions from portrait to landscape on mobile devices.
- Addressed issue with Skype calls becoming unresponsive after about 20 minutes when using Bluetooth headsets with Hands-Free Profile (HFP) connections with negotiated mSBC codec (Wideband Speech).
- Addressed issue where a service using a Managed Service Account (MSA) fails to connect to the domain after an automatic password update.
- Addressed issue where, in some cases, a drive that utilizes on-drive hardware encryption would not automatically unlock at system startup.
- Addressed issue where “cipher.exe /u” fails on client machines that are deployed with InTune, Windows Information Protection (WIP), and an updated Data Recovery Agent (DRA) certificate. Cipher.exe will fail with one of the following errors: “The request is not supported" or "The system cannot find the file specified”.
- Addressed issue where a memory leak occurs in a nonpaged pool with the “NDnd” memory tag when you have a network bridge set up.
- Addressed issue where you cannot add Work and School accounts in Microsoft Store, and you may get an error that reads, “We encountered an error; please try signing in again later.”
- Addressed issue issue where if a Surface Hub enters Sleep mode and then resumes, it may require the user to sign in to Skype again.
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Addressed issue where some Windows Forms (WinForms) applications that use DataGridView, Menu controls, or call a constructor for a Screen object experienced performance regressions in .NET 4.7. This was caused by additional Garbage Collections. In some cases, there was an empty UI because of a lack of GDI+ handles.
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Addressed issue where Magnifier Lens users cannot click on buttons or select web content in Microsoft Edge or Cortana results.
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Addressed issue introduced in the June updates where some applications may not launch when a device resumes from Connected Standby mode.
If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.