Today, Microsoft has released the Windows 10 1909 KB5003212 cumulative update preview along with several bug fixes and performance optimization in the operating system (OS).
This cumulative update is Microsoft’s May 2021 monthly “C” preview update that enable admins and the users to test out the forthcoming bug fixes which is scheduled to be released in June 2021 patch.
You will be able to install the update by navigating to Settings, by clicking on Update & Security, and then choosing ‘Check for Updates‘ option. And, as this is an optional update, you will need to click the download and install buttons.
Note: Microsoft suggests that before installing this cumulative update, you must first install the KB5001406 or KB5003244 servicing stack updates. The tech company also warns Windows 10 1909 has reached EOL (End-of-life) as of May 11, 2021, and will no longer get security updates.
The KB5003212 release notes state “Windows 10, version 1909 reached the end of service on May 11, 2021, for the systems that are operating the Home, Pro, Pro for Workstation, Nano Container, and Server SAC versions”.
Microsoft recommends that users update to the latest version to continue receiving quality updates that contain protection against the latest security threats.
We will continue to service the following editions: Enterprise, Education, and IoT Enterprise, Microsoft said.
Users who want to manually install the Windows 10 KB5003212 update, can do so from the Microsoft Catalog.
What’s New In Windows 10 KB5003212
Once you install the update, Windows 10 1909 will be updated to build version 18363.1593.
The highlighted fixes and enhancements in Windows 10 KB5003212 cumulative update preview are listed beneath:
- Addresses an issue with the just-in-time (JIT) behavior of jscript9.dll.
- Addresses an issue that might make a device stop responding while performing the hybrid shutdown.
- Addresses an issue that blocks a touch device from working as a serial mouse in multiple monitor situations.
- Addresses an issue in the Safe Mode that doesn’t allow users from signing in if Web Sign-in is enabled.
- Addresses an issue in Active Directory (AD) Admin Center that shows an error whenever it lists several organizational units (OU) or container objects and PowerShell Transcription is enabled. The user gets this error message, “Collection was modified after the enumerator was instantiated”.
- Addresses an issue with devices that were configured utilizing mobile device management (MDM) RestrictedGroups, LocalUsersAndGroups, or UserRights policies. These devices mistakenly continue to receive the policy after you utilize MDM to eliminate the configuration profile that has the policy. Because of this reason, users of the affected devices might have inaccurate group memberships and UserRights assignments or other symptoms. This issue happens when the user has installed Windows updates from October 20, 2020, and later.
- Addresses an issue with the Autopilot Reset command that is taking a longer processing time than expected.
- Addresses an issue that causes application installers to fail. This error occurs while you enable Address Space Layout Randomization (ASLR) utilizing the PowerShell command “set-processmitigation -system -enable forcerelocateimages”.
- Addresses an issue that fails to apply BitLocker encryption automatically using a Group Policy. This issue occurs on external drives that have a master boot record (MBR) active boot partition.
- Addresses a memory leak issue in PKU2U that makes cluster nodes run out of memory.
- Addresses an issue that fails to register a DNS update to an A record and a PTR while Azure virtual machines update against corporate DNS zones.
- Addresses an issue that limits the users from obtaining the geographic location information even when all the geolocation UI settings are enabled rightly, and the device consists of a location sensor.
- Addresses an issue that automatically mutes a phone call whenever you transfer the call.
- Addresses an issue with per-user profiles that happens after the Group Policy Object has been set “Allow everyone to create all user profiles” to “Disabled”. After Restarting the device, it doesn’t recognize saved Wi-Fi and doesn’t automatically reconnect when using per-user profiles.
- Addresses an issue that hinders a task from working properly when the condition is set to“Start only if the following network connection is available” for the task.
- Addresses a memory leak that might happen in a few of the Remote Desktop screen-sharing scenarios.
- Addresses an issue with the PerfMon API that might cause handle leaks, thereby slowing the performance.
- Updates Delivery Optimization to accept a custom port in the DOCacheHost configuration.
- Addresses an issue that might cause infinite replication when you promote a new domain controller and the Active Directory Recycle Bin feature is activated.
- Addresses an issue that occasionally restricts the Resource Host Subsystem (RHS) from registering network name resources in the Domain Name System (DNS). As a result, Event ID 1196 appears.
- Addresses a timing issue that may make a RemoteApp at some times, duplicate characters that were either typed on the local keyboard or are pasted from the Windows clipboard.
That’s all for the Windows 10 1909 KB5003212 cumulative update!!
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