Install a printer in Windows 10. Fix printer problems in Windows 7 and Windows 8.1. The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

Uninstall from the Start menu. Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall.

Windows Security has reputation-based protection that can help protect your PC from potentially unwanted applications. Potentially unwanted app blocking was first introduced in the Windows 10 May 2020 update and is turned off by default for enterprise and consumer customers.

Find app notifications from the taskbar in Windows 11, and in Windows 10, use quick actions to change settings quickly as well.

Open BitLocker Drive Encryption. Next to each drive there's a list of allowed operations. To enable encryption, select the option Turn on BitLocker . Select an unlock option and back up the recovery key. The drive will begin the encryption process.

Along with software updates for Windows 10 or Windows 11, it's important to make hardware updates, also known as updates for drivers and firmware. You can quickly check the health of your Surface drivers and firmware using the Surface app. Open the Surface app.

The Windows Malicious Software Removal Tool (MSRT) helps remove malicious software from computers that are running any of the following operating systems: Windows 11. Windows Server 2022. Windows 10. Windows Server 2019. Windows Server 2016. Windows 8.1. Windows Server 2012 R2. Windows Server 2008 R2. Windows 7. Windows Server 2008.

To fix problems using Windows Update: Select Start > Settings > System > Recovery > Fix problems using Windows Update. After you select the Reinstall now option, choose if you want to allow the PC to automatically restart 15 minutes after the installation completes.

In this article. The Windows updates released on or after November 8, 2022 address security bypass and elevation of privilege vulnerability with Authentication Negotiation by using weak RC4-HMAC negotiation.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.