Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

Learn how to troubleshoot USB-C problems in Windows and fix USB devices, ports, and adapters not working properly.

Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Ease of Access > Display.To make only the text on your screen larger, adjust the slider under Make text bigger.To make everything larger, including images and apps, choose an option from the drop-down menu under Make everything bigger.

The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

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。

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app: