[Windows 10 oct 2020 update download

There is no change to the cumulative monthly security updates also referred to as the “B” release or Update Tuesday release. For more information, see the blog post Resuming optional Windows 10 and Windows Server non-security monthly updates.

After you install this update, attempts to start virtual machines VM that have RemoteFX vGPU enabled will fail, and messages such as the following will appear:.

If you are still using this adapter, you may become vulnerable to security risk. 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. Note Follow WindowsUpdate to find out when new content is published to the release information dashboard. Adds a notification to Internet Explorer 11 that informs users about the end of support for Adobe Flash in December For more information, see KB Updates an issue in the user experience UX that prevents you from connecting or reconnecting to a Miracast receiver.

Addresses an issue that, in some instances, prevents the Language Bar from appearing when the user signs in to a new session. This occurs even though the Language Bar is configured properly.

Addresses an issue the prevents you from reconnecting to a previously closed session because that session is in an unrecoverable state. After you upgrade the operating system, when you configure the CleanupProfiles GPO, it fails to remove unused user profiles. Addresses an issue that causes random line breaks when you redirect PowerShell console error output. Addresses an issue that causes an access violation in lsass. Addresses an issue in which Windows Defender Application Control enforces package family name rules that should be audit only.

Addresses an issue that displays an error that states that a smart card PIN change was not successful even though the PIN change was successful. Addresses an issue that might create duplicate Foreign Security Principal directory objects for Authenticated and Interactive users in the domain partition.

This issue occurs when you promote a new domain controller using the CriticalReplicationOnly flag. Updates the configuration of Windows Hello Face recognition to work well with nm wavelength cameras. This issue occurs if you use a group policy or local network configuration to disable active probing for the Network Connectivity Status Indicator NCSI.

This also occurs if active probing fails to use a proxy and passive probes fail to detect internet connectivity. Addresses an issue that prevents Microsoft Intune from syncing on a device using the virtual private network version 2 VPNv2 configuration service provider CSP. NET application that has configured SameSite cookie settings in web. Addresses an issue with ntdsutil.

Addresses an issue that might cause Windows 10 devices that enable Credential Guard to fail authentication requests when they use the machine certificate. Addresses an issue that causes queries against large keys on Ntds. However, there is no reference to the serial number or the domain name DN of the issuer of the request.

Addresses an issue that displays strange characters before the day, month, and year fields in the output from console commands.

Addresses an issue that causes lsass. This issue occurs when invalid restart data is sent with a non-critical paged search control. Addresses an issue that fails to log events and for Domain-Local group membership changes in certain scenarios.

Addresses an issue that causes a deadlock when Offline Files are enabled. Addresses an issue that causes deduplication jobs to fail with stop error 0x50 when you call HsmpRecallFreeCachedExtents.

The breakpoint exception code is 0x Removes the HTTP call to www. Addresses an issue with evaluating the compatibility status of the Windows ecosystem to help ensure application and device compatibility for all updates to Windows. Addresses an issue that causes apps that use Dynamic Data Exchange DDE to stop responding when you attempt to close the app. Addresses an issue with certain WWAN LTE modems that might show no internet connection in the notification area after waking from sleep or hibernation.

Additionally, these modems might not be able to connect to the internet. Addresses an issue in the user experience UX that prevents you from connecting or reconnecting to a Miracast receiver. This may be because the volume does not exist, or because it is not a valid BitLocker volume. Additionally, the BitLocker encryption command will be missing from the context menu in File Explorer.

If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device. Microsoft 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. You might have issues with input, receive unexpected results, or might not be able to enter text. System and user certificates might be lost when updating a device from Windows 10, version or later to a later version of Windows Devices will only be impacted if they have already installed any Latest cumulative update LCU released September 16, or later and then proceed to update to a later version of Windows 10 from media or an installation source which does not have an LCU released October 13, or later integrated.

This might also happen when using outdated physical media or ISO images that do not have the latest updates integrated. Any device connecting to Windows Update should always receive the latest versions of the feature update, including the latest LCU, without any extra steps. This issue is resolved in KB Microsoft 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. To get the standalone package for this update, go to the Microsoft Update Catalog website. You can import this update into WSUS manually. See the Microsoft Update Catalog for instructions. For a list of the files that are provided in this update, download the file information for cumulative update This might lead to false positives or false negatives when using some third-party scan detection tools to validate the build.

Related topics. Windows 10, version 22H2 update history. Windows 10, version 21H2 update history. Windows 10, version 21H1 update history. Windows 10, version 20H2 and Windows Server, version 20H2 update history. Windows 10, version and Windows Server, version update history. Windows 10, version , Windows Server, version , and Windows Server update history. Windows 10, version update history.

Windows 10, version and Windows Server update history. Windows 10 initial version released July update history. Windows 10, version , all editions Windows Server version More Release Date:. OS Build Windows Update Improvements Microsoft has released an update directly to the Windows Update client to improve reliability. Need more help? Expand your skills. Get new features first. Was this information helpful? Yes No. Thank you! Any more feedback? The more you tell us the more we can help.

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KIRs are applied to most consumer home and non-managed devices without the need for any manual action. After installing KB , some Windows devices might start up to an error 0xca with a blue screen. You’ll then need to restart your device and complete the installation. If you are using an update released before December 13, , and have this issue, you can resolve it by installing and configuring the special Group Policy listed below. The Windows Insider Program has been designed to provide early access to pre-releases of Windows 10 using three levels of readiness, including the Dev Channel, Beta Channel, and Release Preview Channel.