Extensions, or add-ons, are simple tools that customize your browser experience and offer you more control. Here's how to add, turn off, and remove them in Microsoft Edge .

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.

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。

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

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

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.

Learn how to view, manage, and delete cookies in Microsoft Edge.

You can choose which apps will start automatically when you start your device.

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.