Run the Windows 8.1 Update troubleshooter to fix the problem. Here are a few steps you can try to fix the problem: This error might mean that a file needed by Windows Update is damaged or missing. If you need more help, contact Microsoft support. If you see any of the following Windows Update errors when you try to install the Windows 8.1 Update or Windows RT 8.1 Update ( KB 2919355), you might be able to fix the problems with these solutions. Troubleshoot problems installing the update Note: These amounts are estimates, so you might need slightly more or less available drive space for the update. If you're prompted for an administrator password or confirmation, enter the password or provide confirmation.Īfter the installation is complete, restart your PC and sign in. In the list of updates, select the update containing KB 2919355, and then tap or click Install. If updates are found, tap or click View details. Tap or click Update and recovery, and then tap or click Windows Update. (If you're using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, click Settings, and then click Change PC settings.) Swipe in from the right edge of the screen, tap Settings, and then tap Change PC settings. Don’t disconnect, unplug, or turn off your PC while the update is being installed.

Make sure your PC is plugged in and connected to the Internet using a non-metered connection. If you’re running Windows 8.1 or Windows RT 8.1 and you don’t have the update yet, you can manually check for and install the update by following these steps:

Note: If you’re connected to the Internet over a metered connection, you might not get the update until you switch to a non-metered connection and then check manually for updates. If you see a Search button near your account name at the top of the Start screen, you already have the update. To check if the update is already installed, go to the Start screen. It won’t interrupt what you’re doing except to tell you that you need to restart your PC to finish the installation. If you’re running Windows 8.1 or Windows RT 8.1 and you get updates automatically, you don’t need to do anything Windows Update will download and install the update for you within the next few weeks. Here’s what you need to know about installing this important update. Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance. We recommend you move to a Windows 11 PC to continue to receive security updates from Microsoft. Support for Windows 8.1 ended on January 10, 2023.

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