![]() ![]() However, Windows will continue to try to install the firmware update at each restart. If your PC doesn't have the required battery power available, firmware updates may fail to install. Firmware updates that have failed to install because of low battery power are always retried after the next computer restart. Windows may try to reinstall firmware updates that fail under these circumstances.įor example, your PC may require a certain level of battery power (for example, 25 percent) to install firmware updates. Transient failures occur because of temporary conditions such as insufficient battery power or lack of system resources. ![]() ![]() Windows separates UEFI firmware update failures into two categories: transient and non-transient. UEFI firmware resources are prepended by UEFI\ in the device hardware ID. You can also view the Hardware IDs details for a particular firmware resource in its properties. If you are uncertain about whether your PC is using UEFI, contact your PC manufacturer. In some cases, Windows drivers may install firmware that then is listed under the Firmware group. By combining the preceding two checks, you can determine whether your computer is updating firmware through both Windows Update and UEFI.įirmware entries in Device Manager are not guaranteed to be returned from UEFI. You can right-click a failed firmware component and then click Properties to see the error codes that were returned. Expand the Firmware group to see each updatable firmware component.įirmware that wasn't installed successfully will have a "banged out" (!) entry under the Firmware group. If your computer is using UEFI to manage firmware, there will be a Firmware group under the PC root of Device Manager. In File Manager, right-click This PC, and then click Properties. To determine whether your computer uses UEFI to update firmware, follow these steps:įrom the computer's desktop, open File Manager. You can select the entry and open it to see details about the installation, including the installation status and error details.Ī computer that uses UEFI to update firmware may also have entries for updatable firmware components in Device Manager. The update history page in Windows Update includes a status column, and this indicates which updates failed to install successfully. You can also view the error codes that are returned for a failed firmware update by selecting the failed System Firmware Update entry in your update history. In the search box, enter Windows Update, and then select View update history.On the Start screen, type update history, and then click View your update history for Windows.To view your update history in Windows Update: Windows PCs that use Windows Update to install firmware updates will have "System Firmware Update" entries in the View your update history for Windows page of Windows Update. How to tell whether your PC installs firmware updates Finally, it summarizes the Windows Update notifications that you can expect to receive after a failed firmware installation attempt. ![]() It also describes what each return code means. This article describes how to determine whether your PC is using Windows Update and UEFI to install firmware updates. In some cases, Windows Update may try to reinstall firmware updates after the initial attempt, depending on the type of failure. These return codes are available in Device Manager and are also reported by Windows Update. UEFI system firmware uses a set of return codes to report back to Windows about the success or failure of a firmware installation attempt. Sometimes firmware updates may not be installed correctly. More informationįirmware updates are provided by your computer manufacturer to help improve the stability and performance of your PC. Windows itself doesn't install firmware updates but instead hands off firmware updates to the UEFI system firmware for your computer. UEFI system firmware is provided by your computer manufacturer and is separate from Windows. After a firmware driver package has been installed, Windows hands off the firmware updates to UEFI system firmware for installation during your computer's next restart. Specifically, these computers use Windows driver packages to install firmware updates. This article describes how and why firmware updates occasionally fail in a Windows 8.1 environment.Īpplies to: Windows 8.1 Original KB number: 2909710 SummaryĬomputers that are running Windows may use Windows Update to update their firmware. ![]()
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