PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC.

If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

Windows Hello lets you sign in to your devices, apps, online services, and networks using your face, iris, fingerprint, or a PIN. Even if your Windows device can use Windows Hello biometrics, you don’t have to. If it’s the right choice for you, you can rest assured that the info that identifies your face, iris, or fingerprint never leaves ...

Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Accessibility > Text size. To make only the text on your screen larger, adjust the slider next to Text size.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Remove or block notifications in Edge settings. In Edge, go to Settings and more in the upper right corner of your browser window. Select Settings > Cookies and site permissions and select Notifications. Under Allow, you will find a list of websites that are currently sending you notifications.

While you can drag content between your phone and your PC, not all apps will accept content you want to transfer. If an app doesn’t accept your content, you can try using phone screen to transfer it instead. You can’t drag and drop files between your mobile apps from your PC.

Choose the power mode that works for you and what you want to do on your Windows 11 PC. This lets you determine what’s important to you—getting the best battery life, best performance, or a balance between the two. To change the power mode, select Start > Settings > System > Power & battery.

A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.

If you're having trouble activating Windows 11, follow these steps to fix activation errors: Confirm that your device is up to date and running Windows 11. In the search box on the taskbar, type winver, and then select Winver from the list of results. You'll see the version and build of Windows.