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Notes: If you know your password, but just want to change it, go to account.microsoft.com Security tab, and select Change my password. If you know your username and password but they have stopped working, read My username and password have stopped working.

试一试！ 在 PowerPoint 中，可以在幻灯片中放置文本背景以获取该水印效果。 若要向所有幻灯片添加水印，选择“视图”>“幻灯片母版”。滚动到左侧缩略图窗格的顶部，选择第一项“幻灯片母版”。

In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.

Step 2. Install Office. Select the Microsoft 365 folder from the virtual drive and then double-click either the Setup32.exe to install the 32-bit version of Microsoft 365, or Setup64.exe to install the 64-bit version to begin the offline installation. If you're not sure which version is right for you, see Choose the 64-bit or 32-bit version of Office. ...

Windows Mail and Calendar apps. If you're using Windows Mail and Calendar and your accounts are supported in new Outlook, you will see a toggle in the upper right of the Mail app in Windows 10 and 11 to Try the new Outlook.. This option downloads the new app and switches your preferred email client.

注意: 如果你使用“手动目录”样式，则 Word 不会使用你的标题创建目录，并且无法自动更新它。相反，Word 会使用占位符文本创建目录外观，以便你可以将每个条目手动输入到目录中。 若要更新手动目录，请参阅 更新目录。

Download your Word document as a PDF. Exporting your document as a PDF is a convenient way create a shareable copy of your document while preserving its formatting.

Make sure any 3rd-party Office add-ins that you rely on are stated as being Office 2010 and 64-bit compatible. Possible backward incompatibility is why, if in doubt, stay with the 32-bit version. Insert the Office 2010 installation disc.

Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.