NoteThis release also contains updates for Microsoft HoloLens (OS Build 17763.1039) released February 11, 2020. Microsoft will release an update directly to the Windows Update Client to improve Windows Update reliability on Microsoft HoloLens that have not updated to this most recent OS Build.
For more information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, please see the following article.
This security update includes quality improvements. Key changes include:
Windows Update ImprovementsMicrosoft has released an update directly to the Windows Update client to improve reliability. Any device running Windows 10 configured to receive updates automatically from Windows Update, including Enterprise and Pro editions, will be offered the latest Windows 10 feature update based on device compatibility and Windows Update for Business deferral policy. This doesn’t apply to long-term servicing editions.
Symptom | Workaround |
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Certain operations, such as rename, that you perform on files or folders that are on a Cluster Shared Volume (CSV) may fail with the error, “STATUS_BAD_IMPERSONATION_LEVEL (0xC00000A5)”. This occurs when you perform the operation on a CSV owner node from a process that doesn’t have administrator privilege. | Do one of the following: |
Uninstall and reinstall any recently added language packs. For instructions, see Manage the input and display language settings in Windows 10.
Select Check for Updates and install the April 2019 Cumulative Update. For instructions, see Update Windows 10.Note If reinstalling the language pack does not mitigate the issue, reset your PC as follows:
Go to the Settingsapp > Recovery.
Select Get Started under theReset this PC recovery option.
Select Keep my Files.
Microsoft is working on a resolution and will provide an update in an upcoming release.
You might encounter issues when using Windows Server container images for this update.| For more information on this issue, please see KB4542617.
Before installing this updateMicrosoft strongly recommends you install the latest servicing stack update (SSU) for your operating system before installing the latest cumulative update (LCU). SSUs improve the reliability of the update process to mitigate potential issues while installing the LCU and applying Microsoft security fixes. For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.If you are using Windows Update, the latest SSU (KB4523204) will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.Install this update****Release Channel | Available | Next Step |
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Windows Update and Microsoft Update | Yes | None. This update will be downloaded and installed automatically from Windows Update. |
Microsoft Update Catalog | Yes | To get the standalone package for this update, go to the Microsoft Update Catalog website. |
Windows Server Update Services (WSUS) | Yes | This update will automatically sync with WSUS if you configure Products and Classifications as follows:Product: Windows 10Classification: Security Updates File informationFor a list of the files that are provided in this update, download the file information for cumulative update 4532691.Note Some files erroneously have “Not applicable” in the “File version” column of the CSV file. This might lead to false positives or false negatives when using some third-party scan detection tools to validate the build. |