Learn how to view, install, and change settings for add-ins that enhance Microsoft 365 programs with custom commands and features. Find out how to troubleshoot add-in issues, cancel subscriptions, and access add-in details.

Learn how to add or remove optional commands and features for Excel using add-ins. Find out how to activate, deactivate, or uninstall add-ins from different sources and locations.

Learn how to migrate your settings and add-ins from classic Outlook for Windows to the new Outlook for Windows during setup or later. See the list of imported settings, add-ins, and their web counterparts.

Learn how to install and use add-ins in Outlook to enhance your email and calendar experience. Find add-ins from the Office Store, custom files, or your IT admin, and access them from the action bar or ribbon.

Learn how to load the Solver Add-in, a program that helps you solve problems in Excel, by going to File > Options > Add-Ins. The Solver Add-in is available when you install Microsoft Office or Excel, or you can install it if it is not listed in the Add-Ins available box.

Learn how to use add-ins in Outlook.com to automate tasks and get things done from your inbox. Find out how to get, pin, and manage add-ins, and how they work with your data and privacy.

If an Office add-in for Outlook isn’t showing up, you can enable it by clicking File > Manage Add-ins or Settings > Manage add-ins. Learn how to enable an app for Outlook and the new name for apps for Office.

You can now get Office Add-ins from the Store or use add-ins you already have from right within recent versions of Word for Mac and Excel for Mac. There are two kinds of add-ins: Office Add-ins from the Office Store (which use web technologies like HTML, CSS and JavaScript) and add-ins made by using Visual Basic for Applications (VBA).

Learn how to install and activate add-ins for PowerPoint from various sources, including your own custom programs. Find out how to load add-ins from the My Add-ins list or the Store tab.

Learn how to install and use Office add-ins in Excel for the web, a browser-based version of Excel. Find add-ins from the store, filter by category, rating, or search, and read more details before adding them.