如果找不到恢复密钥，该怎么办？ 如果设备由组织管理，请与 IT 部门联系以检索恢复密钥。 如果找不到 BitLocker 恢复密钥，并且无法撤消导致需要它的任何更改，则必须使用 Windows 恢复选项之一重置设备。. 重置你的设备将删除所有文件。

Share your file with others. To invite other people to access your PowerPoint file and collaborate, take these steps: With the presentation open, select the Share button in the top right corner of the ribbon. If you have not yet stored your presentation to OneDrive or SharePoint in Microsoft 365, a message will direct you to do so.

There are two ways to get Office on your iPhone: Tap the button below to install the new Office app for iOS that combines Word, Excel, and PowerPoint into a single app, which introduces new mobile-centric features to view, edit, and share files without the need to switch between multiple apps.

Edit green screen videos. Get studio-like effects without the price tag. Replace video backgrounds through the chroma-key filter.Select stock videos from our green-screen collection, add stickers and special effects to enhance your video.

Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

This article describes the formula syntax and usage of the FIND and FINDB functions in Microsoft Excel.. Description. FIND and FINDB locate one text string within a second text string, and return the number of the starting position of the first text string from the first character of the second text string.

A Microsoft Outlook email profile is made up of email accounts, data files, and information about where your email is stored. This article assumes that you are using multiple profiles and explains how to make a profile the default and how to switch to a different profile.

Linking to other workbooks is a very common task in Excel, but sometimes you might find yourself with a workbook that has links you can’t find even though Excel tells you they exist.

Under 1.Select the hardware, select Tobii EYETRACKING, and then under 2.Select Tobii device, select your device.The page content below the selection changes to show the details of the software package you need to install.

Invisible digital signatures in Word, Excel, or PowerPoint. An invisible digital signature, like a visible digital signature line, assures the authenticity, integrity, and origin of a document.