Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.

Learn how to troubleshoot and use the clipboard in Windows to paste multiple items, pin items, and sync your clipboard to the cloud.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.

Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.

If you already have an account signed in to OneDrive and you want to add or remove another account, you’ll do that in OneDrive Settings.