When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.

Edit a contact list. On the side panel, select People. Select All contact lists, then select Edit by either right-clicking the contact list or selecting it from the Ribbon. You'll have the option to rename the contact list, add additional contacts to the list, or add a Description to the list. When you are finished, select Save.

In some editions of Windows 10, it's included as an optional feature that you can enable. To do that, select the Start button, then select Settings > Apps > Apps & features > Manage optional features > Add a feature > Windows Media Player, and select Install. Enable Windows Media Player. DVD playback isn't included.

In Teams, go to your Calendar . Select New meeting. Add people to the meeting. In the meeting invitation, select More options. Set meeting participants as presenters and co-organizers, as necessary. Go to Recording & transcript . Next to Who can record and transcribe, select an option from the dropdown menu.

Change your background during a meeting. In your meeting controls, select More actions > Effects and avatars . Select Blur to blur your background, or choose from the available images to replace it. To upload an image of your own, select Add new and pick a .JPG, .PNG, or .BMP file from your computer. To turn off background effects, select None.

Recover lost or deleted files. Windows 7. Note: If you've recently updated Windows 10 and are having problems finding files, see Find lost files after the upgrade to Windows 10. If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try ...

此更新解决了安装 2023 年 10 月 10 日 - KB5031358 (OS 内部版本 22000.2538) 或更高版本的 Windows 更新后可能无法访问 Windows 恢复环境 (WinRE) 的问题。. 在运行 Windows 11 版本 21H1 的计算机上使用 Windows 更新 时，可能会出现此问题。. 重要说明. 某些计算机的恢复分区可能 ...

Select Start > Settings > System > Clipboard. Select Sync across devices and toggle it on. Select Automatically sync text that I copy. The sync feature is tied to your Microsoft account, or your work account, so remember to use the same login information on all your devices. Learn how to use the cloud-based clipboard in Windows, share clipboard ...

Repair an Outlook data file (.pst) file. Open SCANPST.EXE. Select Browse to select the Outlook Data File (.pst) you want to scan. If you need help locating your Outlook Data File, see Locating the Outlook Data Files. Note: By default, a new log file is created during the scan.

To open the On-Screen Keyboard. Go to Start , then select Settings > Accessibility > Keyboard, and turn on the On-Screen Keyboard toggle. A keyboard that can be used to move around the screen and enter text will appear on the screen. The keyboard will remain on the screen until you close it. Note: To open the OSK from the sign-in screen, select ...