To edit a PDF, open it in Word. This works best with PDFs that are mostly text. PDFs of book chapters or something that looks like a manuscript from a copier won't be formatted well in Word.

Roaming of the work account's device certificate is not supported. The certificate, issued by "MS-Organization-Access", is stored in the Personal (MY) certificate store of the current user and on the local machine.

Why does my reading pane have a dark background? When dark mode is turned on, the reading pane has a dark background to reduce eye strain. You can make the reading pane brighter by selecting at the top of the reading pane. If you don't see the button, select .

Help and support content for accessibility features in Microsoft 365 apps and services. Learn about ease of use features for vision, hearing, mobility, learning, neurodiversity, and mental health.

To join a Teams meeting without signing into an account: Open the meeting invite and select the link next to Join, or Click here to join the meeting.

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

To be able to send bulk email via mail merge, you must already have installed a MAPI-compatible email program such as Outlook or Gmail. The following process assumes that you already have the message you intend to send created and open in Microsoft Word.

Learn how to activate Office that is pre-installed on new Windows 10 PCs or using a new product key.

在当前电脑上安装Windows 11 - 还可以查看当前电脑是否符合Windows 11的最低系统要求。 运行不受支持的 Windows 版本的电脑不太可能满足这些要求，但如果你满足这些要求，你可以购买和下载完整版本的Windows 11 家庭版或Windows 11 专业版或从零售商处购买。 如果你选择此路径，则需要重新安装应用。

Teams meetings include audio, video, and screen sharing. They're a key way to collaborate in Teams. You don’t need to be a member of an organization (or even have a Teams account!) to join a Teams meeting—just look in the invitation for instructions about calling in.