Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密，) 通过“设置”应用或控制面板： 在这种情况下，激活 BitLocker 的用户选择了保存密钥的位置，或者在设备加密的情况下选择 (，) 自动将密钥保存到其 Microsoft 帐户。

Caution: Don't open an attachment sent in an email message unless you trust the content and the person who sent it to you.Attachments are a common method for spreading computer viruses. In the email message, select Preview from the drop-down menu next to the attachment to view the contents of the attachment without opening it.

选择 “屏幕上方”、“ 屏幕下方”或“ 屏幕上叠加”。. 选择 “屏幕上方”或“ 屏幕下方”时，字幕窗口将显示为停靠在桌面上预留空间中的顶部或底部屏幕边缘，并且字幕窗口不会阻止其他应用。当停靠到顶部时，你可能会发现实时字幕在虚拟会议或对话中共享视频时效果良好，而在其他情况 ...

Sign-in requirement This feature makes use of the Neural Processing Unit (NPU) to generate images locally on your computer. There are no restrictions on how many images you can generate. However, to use Cocreator, you need to sign in with your Microsoft account and be connected to the internet to access cloud services that ensure safe use of AI. ...

Try it! Create custom signatures that can be automatically added to your email messages. Email signatures can include text, images, your electronic business card, a logo, or even your handwritten signature.

Here are some tips to prepare your Excel spreadsheet for a mail merge. Make sure: Column names in your spreadsheet match the field names you want to insert in your mail merge.

Microsoft Copilot is an AI-powered digital assistant designed to help you with a range of tasks and activities. Activity history is a record of the things you type in Copilot and the AI-assisted responses you receive.

Get answers to all of your Microsoft Word questions. Find Word help, how-to articles, training videos, tutorials, and more.

Notes: Starting in Outlook for Windows Version 2303 (Build 16215.10000), the All Apps button replaces the Get Add-ins buttonon the ribbon to view installed add-ins and access the Office Store.If you’re using an earlier version of Outlook, you'll see the Get Add-ins button instead.. If you don't see All Apps on the ribbon, your administrator may have turned off add-ins for your organization.