Windows 10, version 1909 and Windows Server, version 1909
Find information on known issues and the status of the rollout for Windows 10, version 1909 and Windows Server, version 1909. Looking for a specific issue? Press CTRL + F (or Command + F if you are using a Mac) and enter your search term(s).
Current status as of January 21, 2020: Windows 10, version 1909 is available for any user on a recent version of Windows 10 who manually selects “Check for updates” via Windows Update. The recommended servicing status is Semi-Annual Channel. We are starting the next phase in our controlled approach to automatically initiate a feature update for an increased number of devices running the October 2018 Update (Windows 10, version 1809) Home and Pro editions, keeping those devices supported and receiving the monthly updates that are critical to device security and ecosystem health. Our rollout process starts several months in advance of the end of service date to provide adequate time for a smooth update process. For information on how users running Windows 10, version 1903 can update to Windows 10, version 1909 in a new, streamlined way, see this post. Note follow @WindowsUpdate on Twitter to find out when new content is published to the release information dashboard. |
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Revised end of service date for Windows 10, version 1709
Learn more about this lifecycle change and affected editions >
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Windows 10, version 1909 delivery options
Explore the improvements >
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What’s new in Windows 10, version 1909
Learn about the latest capabilities for IT >
Known issues
This table offers a summary of current active issues and those issues that have been resolved in the last 30 days.
| Summary | Originating update | Status | Last updated |
| Devices using a proxy might show limited or no internet connection status Network Connectivity Status Indicator might show limited or no internet connection and apps may have issues connecting. See details > | OS Build 18363.693 February 27, 2020 KB4535996 | Mitigated | March 26, 2020 10:59 AM PT |
| “Reset this PC” feature might fail “Reset this PC” feature is also called “Push Button Reset” or PBR. See details > | N/A February 11, 2020 KB4524244 | Mitigated | February 15, 2020 01:22 AM PT |
| You might encounter issues with KB4524244 You might encounter issues trying to install or after installing KB4524244 See details > | N/A February 11, 2020 KB4524244 | Mitigated | February 15, 2020 01:22 AM PT |
| Issues with some older versions of Avast and AVG anti-virus products Microsoft and Avast has identified compatibility issues with some versions of Avast and AVG Antivirus. See details > | N/A | Mitigated External | November 25, 2019 05:25 PM PT |
Issue details
March 2020
| Details | Originating update | Status | History |
| Devices using a proxy might show limited or no internet connection status Devices using a manual or auto-configured proxy, especially with a virtual private network (VPN), might show limited or no internet connection status in the Network Connectivity Status Indicator (NCSI) in the notification area. This might happen when connected or disconnected to a VPN or after changing state between the two. Devices with this issue, might also have issues reaching the internet using applications that use WinHTTP or WinInet. Examples of apps that might be affected on devices in this state are as follows but not limited to Microsoft Teams, Microsoft Office, Office365, Outlook, Internet Explorer 11, and some version of Microsoft Edge. Affected platforms:
Workaround: You might be able to mitigate the issue by restarting your device. Next steps: We are working on a resolution and are targeting a Microsoft Catalog only release of an out-of-band update to resolve this issue by early April. Back to top | OS Build 18363.693 February 27, 2020 KB4535996 | Mitigated | Last updated: March 26, 2020 10:59 AM PT Opened: March 26, 2020 10:00 AM PT |
February 2020
| Details | Originating update | Status | History |
| “Reset this PC” feature might fail Using the “Reset this PC” feature, also called “Push Button Reset” or PBR, might fail. You might restart into recovery with “Choose an option” at the top of the screen with various options or you might restart to your desktop and receive the error “There was a problem resetting your PC”. Affected platforms:
Workaround: The standalone security update, KB4524244 has been removed and will not re-offered from Windows Update, Windows Server Update Services (WSUS) or Microsoft Update Catalog. Note This does not affect any other update, including Latest Cumulative Update (LCU), Monthly Rollup or Security Only update. If you have installed this update and are experiencing this issue, the following steps should allow you to reset your device:
Next steps: We are working on an improved version of this update in coordination with our partners and will release it in a future update. Back to top | N/A February 11, 2020 KB4524244 | Mitigated | Last updated: February 15, 2020 01:22 AM PT Opened: February 15, 2020 12:02 AM PT |
| You might encounter issues with KB4524244 You might encounter issues trying to install or after installing KB4524244. Affected platforms:
Workaround: To help a sub-set of affected devices, the standalone security update (KB4524244) has been removed and will not re-offered from Windows Update, Windows Server Update Services (WSUS) or Microsoft Update Catalog. Note This does not affect any other update, including Latest Cumulative Updates (LCUs), Monthly Rollups or Security Only updates. If this update is installed and you are experiencing issues, you can uninstall this update.
Next steps: We are working on an improved version of this update in coordination with our partners and will release it in a future update. Back to top | N/A February 11, 2020 KB4524244 | Mitigated | Last updated: February 15, 2020 01:22 AM PT Opened: February 15, 2020 12:02 AM PT |
November 2019
| Details | Originating update | Status | History |
| Issues with some older versions of Avast and AVG anti-virus products Microsoft and Avast has identified compatibility issues with some older versions of Avast Antivirus and AVG Antivirus that might still be installed by a small number of users. Any application from Avast or AVG that contains Antivirus version 19.5.4444.567 or earlier is affected. To safeguard your upgrade experience, we have applied a hold on devices with affected Avast and AVG Antivirus from being offered or installing Windows 10, version 1903 or Windows 10, version 1909, until the application is updated. Affected platforms:
Workaround: Before updating to Windows 10, version 1903 or Windows 10, version 1909, you will need to download and install an updated version of your Avast or AVG application. Guidance for Avast and AVG customers can be found in the following support articles: Note We recommend that you do not attempt to manually update using the Update now button or the Media Creation Tool until a new version of your Avast or AVG application has been installed and the Windows 10, version 1903 or Windows 10, version 1909 feature update has been automatically offered to you. Back to top | N/A | Mitigated External | Last updated: November 25, 2019 05:25 PM PT Opened: November 22, 2019 04:10 PM PT |