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 help.

Learn how to install, use, and delete add-ins in Outlook for Microsoft 365, Outlook 2021, Outlook 2019, and Outlook on the web. Find out how to access add-ins from the store, custom files, or IT admin, and where to use them in messages, appointments, or meetings.

Learn how to import your settings and install your existing Outlook for Windows add-ins when you switch to the new Outlook for Windows. See the list of settings and add-ins that are migrated and the ones that are coming soon.

Learn how to find, add, turn off, and remove extensions in Microsoft Edge browser. Extensions are tools that customize your browser experience and offer you more control.

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.

If an Office add-in for Outlook isn’t showing up, it may have been disabled. Learn how to enable it by clicking File > Manage Add-ins or Settings > Manage add-ins in Outlook Web App.

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 use add-ins in Outlook.com, programs or utilities that help you automate tasks when you view or create messages. Find out how to get, pin, and manage add-ins, and how they work with your data and privacy.

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 manage add-ins for Outlook for Mac, which are programs or utilities that help you automate tasks or add new features. Find out how to search for add-ins by keyword and access them from the toolbar.