The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. Run the System File Checker tool (SFC.exe)

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features. Select the Download button on this page.

Windows 11 puts notifications in Notification Center—right on the taskbar—where you can get to them instantly. Notifications at a glance. Select the date and time in the taskbar to open the Notification Center. (You can also swipe in from the right edge of your screen, or press Windows logo key + N.)

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter.

In Windows 11, Notification Center is where you can find app notifications and Quick Settings—which give you quick access to commonly used settings and apps. You can change your notification settings at any time from the Settings app. Select Start , then select Settings . Go to System > Notifications.

In Windows 11, notification center is where you'll find app notifications and quick settings—which give you quick access to commonly used settings and apps. You can change your notification settings at any time from the Settings app.

Windows 11. Some apps let you manage background activity, which determines what they can do when they’re in the background and not actively in use. Apps that can run in the background can send and receive notifications, sync information, and stay up to date.

Instead of fix-it tools, Windows 10 uses troubleshooters to help you solve problems with your PC. To run a troubleshooter: Select Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters, or select the Find troubleshooters shortcut at the end of this topic, and then select Additional troubleshooters.