What it fixes. The troubleshooter helps fix problems that: Corrupt registry keys on 64-bit operating systems. Corrupt registry keys that control the update data. Prevent new programs from being installed. Prevent existing programs from being completely uninstalled or updated.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

How to earn Microsoft Rewards points. It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more. Stay signed in with your Microsoft account and you'll earn points for doing the things you already do.

To switch voice typing languages, you'll need to change the input language you use. Here's how: Select the language switcher in the corner of your taskbar. Press the language switcher in the bottom right of the touch keyboard.

If you see a list of Android devices, choose the one you wish to pair with Phone Link to access your favorite apps, respond to texts, make calls, view photos, and more from your PC. Grant permissions on the Link to Windows app on your Android device. You are all set to use Phone Link.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history. On the Order history page, find your order and then look under Status. Open Rewards dashboard.

Open the Authenticator app, select Add account from the Customize and control icon in the upper-right, select Other account (Google, Facebook, etc.), and then select OR ENTER CODE MANUALLY. Enter an Account name (for example, Google) and type the Secret key from Step 1, and then select Finish.

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

When Unread is selected, only the unread messages in the current folder are shown in the message list. The Inbox or any mail folder can be filtered to display only unread messages. By default, unread messages appear in bold in the message list.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.