使用 Windows 中的“设置”应用通过蓝牙发送文件。

Learn how you can manage cookies and site data you've temporarily allowed in Microsoft Edge.

To capture someone's attention in an email or meeting invite, type the @ symbol followed by their name within the message or invite. Doing so will highlight their name and prompt Outlook to add them to the To line, ensuring they notice, and add the @ symbol next to their message in the Inbox.

Si vous rencontrez des problèmes de son ou audio, les suggestions suivantes peuvent vous aider. Ces conseils sont affichés dans l’ordre. Commencez par le premier de la liste ; s’il ne vous permet pas de résoudre votre problème, passez au suivant.

Get help with Skype for Business. Skype for Business 2016 Training. Video: What is Skype for Business? Video: Download and install Skype for Business (video)

Discover the latest updates for Windows 10, including improvements and fixes, known issues, and guidance on how to get the update.

Learn how to use Microsoft Edge for mobile devices, sync your browser data, and get answers to common questions.

Get support for all Office.com apps, including Excel, Word, and PowerPoint, with step-by-step guidance and troubleshooting.

Learn more about what background apps are in Windows and how to turn them off when you're not using them.

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.