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.

Windows 8 open with missing