View, manage, and install add-ins for Excel, PowerPoint, and Word ...
View, manage, and install add-ins for Excel, PowerPoint, and Word. 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.
Add or remove add-ins in Excel - Microsoft Support
Add-ins provide optional commands and features for Microsoft Excel. By default, add-ins are not immediately available in Excel, so you must first install and (in some cases) activate these add-ins so that you can use them. Are you looking for information …
Add or remove add-ins in Excel - Microsoft Support
Add-ins provide optional commands and features for Microsoft Excel. By default, add-ins are not immediately available in Excel, so you must first install and (in some cases) activate these add-ins so that you can use them. Are you looking for information …
What is Protected View? - Microsoft Support
To help protect your computer, files from these potentially unsafe locations are opened as read only or in Protected View. By using Protected View, you can read a file, see its contents and enable editing while reducing the risks.
Active content types in your files - Microsoft Support
Active content is additional functionality in a file or program, such as macros, add-ins, or data connections. 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 …
Working with Excel 4.0 macros - Microsoft Support
To change macro settings to allow you to run XLM macros, do the following: Click the File tab, and then click Options. Click Trust Center, and then click Trust Center Settings. Click Macro Settings, and then select the Enable Excel 4.0 macros when VBA macros are enabled check box.
Accessibility best practices with Excel spreadsheets
Use a simple table structure for data only, and specify column header information. To ensure that tables don’t contain split cells, merged cells, or nested tables, use the Accessibility Checker. Visually scan your tables to check that they don't have any completely blank rows or columns.