Get steps for connecting a Miracast wireless display. If pressing the Connect button in the action center doesn't find your device, try the troubleshooting steps provided at Fix connections to Miracast wireless displays.

Find everything you need to manage your Xbox account, profile, and more.

Use date and time functions to create formulas that return serial numbers, display a specific date or time, or that calculate the difference between dates or times.

To open the Start menu—which contains all your apps, settings, and files—you can do any of the following: On the center or left end of the taskbar, select the Start icon.

此页列出了常见的错误代码和解决方案。 了解如何快速查找错误代码。

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

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Note: For info on how to move files to a new PC without needing a storage device, see Move files to a new Windows PC using OneDrive.OneDrive can securely store your files, so they’re backed up and protected in the cloud and accessible from any device—including your new PC.

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

Understanding the updates. Prior to December 2016, you or your admin may have installed Access as a standalone application on your computer or device with an Microsoft 365 Business Standard subscription.