For more information, see [Free up space for Windows Updates](https://support.microsoft.com/windows/free-up-space-for-windows-updates-429b12ba-f514-be0b-4924-ca6d16fa1d65).
| | `DownloadCancelled` | Windows Update couldn't download the update because the update server stopped the connection. | The Windows Update service has reported an issue with your update server. Validate your network is working and retry the download. If the alert persists, review your network configuration to make sure that this computer can access the internet.For more information, see [Check your network connection status](https://support.microsoft.com/windows/check-your-network-connection-status-efb4fb41-f751-567a-f60f-aac9114659a5).
| | `DownloadConnectionIssue` | Windows Update couldn't connect to the update server and the update couldn't download. | The Windows Update service has reported an issue connecting to Windows Update. Review your network configuration, and to make sure that this computer can access the internet and Windows Update Online.For more information, see [Check your network connection status](https://support.microsoft.com/windows/check-your-network-connection-status-efb4fb41-f751-567a-f60f-aac9114659a5).and [Endpoints for Delivery Optimization and Windows Update](/windows/deployment/do/waas-delivery-optimization-faq#what-hostnames-should-i-allow-through-my-firewall-to-support-delivery-optimization).
If the alert persists, [submit a support request](../operate/windows-autopatch-support-request.md).
| -| `DownloadCredentialsIssue` | Windows Update couldn't download the file because the Background Intelligent Transfer Service (BITS) couldn't connect to the internet. A proxy server or firewall on your network might require credentials. | The Windows Update service Windows has reported it failed to connect to Windows Updates. This can often be an issue with an Application Gateway or HTTP proxy, or an issue on the client. Retry the download.Review your network configuration to make sure that this computer can access the internet. Validate and/or allowlist Windows Update and Delivery Optimization endpoint.
For more information, see [Check your network connection status](https://support.microsoft.com/windows/check-your-network-connection-status-efb4fb41-f751-567a-f60f-aac9114659a5).and [Endpoints for Delivery Optimization and Windows Update](/windows/deployment/do/waas-delivery-optimization-faq#what-hostnames-should-i-allow-through-my-firewall-to-support-delivery-optimization).
If the alert persists, [submit a support request](../operate/windows-autopatch-support-request.md).
| +| `DownloadCredentialsIssue` | Windows Update couldn't download the file because the Background Intelligent Transfer Service ([BITS](/windows/win32/bits/about-bits)) couldn't connect to the internet. A proxy server or firewall on your network might require credentials. | The Windows Update service Windows has reported it failed to connect to Windows Updates. This can often be an issue with an Application Gateway or HTTP proxy, or an issue on the client. Retry the download.Review your network configuration to make sure that this computer can access the internet. Validate and/or allowlist Windows Update and Delivery Optimization endpoint.
For more information, see [Check your network connection status](https://support.microsoft.com/windows/check-your-network-connection-status-efb4fb41-f751-567a-f60f-aac9114659a5).and [Endpoints for Delivery Optimization and Windows Update](/windows/deployment/do/waas-delivery-optimization-faq#what-hostnames-should-i-allow-through-my-firewall-to-support-delivery-optimization).
If the alert persists, [submit a support request](../operate/windows-autopatch-support-request.md).
| | `DownloadIssue` | There was an issue downloading the update. | The Windows Update service has reported it failed to connect to Windows Updates. This can often be an issue with an Application Gateway or HTTP proxy, or an issue on the client.For more information, see [Check your network connection status](https://support.microsoft.com/windows/check-your-network-connection-status-efb4fb41-f751-567a-f60f-aac9114659a5).and [Endpoints for Delivery Optimization and Windows Update](/windows/deployment/do/waas-delivery-optimization-faq#what-hostnames-should-i-allow-through-my-firewall-to-support-delivery-optimization).
If the alert persists, [submit a support request](../operate/windows-autopatch-support-request.md).
| -| `DownloadIssueServiceDisabled` | There was a problem with the Background Intelligent Transfer Service (BITS). The BITS service or a service it depends on might be disabled. | The Windows Updates service has reported that the BITS service is disabled. In the local client services, make sure that the Background Intelligent Transfer Service is enabled. If the service isn't running, try starting it manually. For more information, see [Issues with BITS](https://learn.microsoft.com/security-updates/WindowsUpdateServices/18127392).If it will not start, check the event log for errors or [submit a support request](../operate/windows-autopatch-support-request.md).
| +| `DownloadIssueServiceDisabled` | There was a problem with the Background Intelligent Transfer Service (BITS). The BITS service or a service it depends on might be disabled. | The Windows Updates service has reported that the BITS service is disabled. In the local client services, make sure that the Background Intelligent Transfer Service is enabled. If the service isn't running, try starting it manually. For more information, see [Issues with BITS](/windows/win32/bits/about-bits).If it will not start, check the event log for errors or [submit a support request](../operate/windows-autopatch-support-request.md).
| | `DownloadTimeout` | A timeout occurred while Windows tried to contact the update service or the server containing the update's payload. | The Windows Update service has reported it attempted to download the payload and the connection timed out.Retry downloading the payload. If not successful, review your network configuration to make sure that this computer can access the internet.
For more information, see [Check your network connection status](https://support.microsoft.com/windows/check-your-network-connection-status-efb4fb41-f751-567a-f60f-aac9114659a5). | | `EndOfService` | The device is on a version of Windows that has passed its end of service date. | Windows Update service has reported the current version is past End of Service. Update device to a version that is currently serviced in [Feature update overview](../operate/windows-autopatch-groups-windows-feature-update-overview.md).For more information on OS versioning, see [Windows 10 release information](/windows/release-health/release-information).
| | `EndOfServiceApproaching` | The device is on a version of Windows that is approaching its end of service date. | Update device to a version that is currently serviced in [Feature update overview](../operate/windows-autopatch-groups-windows-feature-update-overview.md).For more information on OS versioning, see [Windows 10 release information](/windows/release-health/release-information).
|