Double-clicking an Office file fails to open it in the correct Office ...
网页When you try to open an Excel workbook, a Word document or a PowerPoint presentation with Excel, Word, or PowerPoint, the following errors may occur: The file doesn’t open in the expected application.
Sensitivity labels are automatically applied or recommended for …
网页Microsoft 365 can be configured to recommend or automatically apply a sensitivity label to a file or email if it includes sensitive corporate or personal information, such as social security numbers, credit card numbers, or bank account numbers.
Install and set up Office on an iPhone or iPad - Microsoft Support
网页How Word, Excel, PowerPoint, or OneNote apps work on Android or iOS devices. What you can do in the Office apps with a Microsoft 365 plan. How to install Office for iOS on your iPhone or iPad and use the apps with Microsoft 365.
A subscription notice appears when I open a Microsoft 365 …
网页If you see a notice to buy, renew, or reactivate your Microsoft 365 subscription when you open Word, Excel, or any other Office application, you'll need to take action in order to keep using Office.
Create protected PDFs from Office files - Microsoft Support
网页If your organization uses Microsoft Purview Information Protection, they probably want you to apply that same protection to any PDFs you create from Microsoft Office files. Here's how to do it.
Obtain a digital certificate and create a digital signature
网页If you plan to exchange digitally-signed documents together with other people, and you want the recipients of your documents to be able to verify the authenticity of your digital signature, you can obtain a digital certificate from a reputable third-party certificate authority (CA).
Active content types in your files - Microsoft Support
网页This article lists types of active content that can be blocked by the settings in Trust Center and which, when present, will cause the display of a message bar upon opening the document. When active content is blocked, a Security Warning appears.
Where are my custom templates? - Microsoft Support
网页You can search for thousands of templates at create.microsoft.com. Recover your custom templates. Learn how to find your custom templates created with earlier versions of Office and access a custom templates location.
Use the Navigation pane in Word - Microsoft Support
网页To go to a page or a heading in a Word document without scrolling, use the Navigation pane. To open the Navigation pane, press Ctrl+F, or select the View tab and choose Navigation Pane.
Add a cell, row, or column to a table in Word - Microsoft Support
网页Click in a cell above or below where you want to add a row. On the Layout tab, do one of the following: To add a row above the cell, click Insert Above in the Rows and Columns group. To add a row below the cell, click Insert Below in the Rows and Columns group.
Improve accessibility with the Accessibility Checker
网页Before you send an Outlook email message or share a Word document, Excel spreadsheet, PowerPoint presentation, or OneNote notebook, run the Accessibility Checker to make your content easier for people with disabilities to read and edit.
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