When you select the Import Settings option during setup, the web add-in counterparts of your existing COM add-ins in classic Outlook for Windows are installed in the new client. The following table lists the applicable COM add-ins and their web add-in counterparts.

For guidance on how to locate the Apps button to access add-ins while reading or composing a mail item, see Use an add-in in Outlook. In the Apps page, search for the add-in you want from the available list. Alternatively, if you're after a specific add-in, enter its name in the search box.

In Outlook, click File > Manage Add-ins. In Outlook Web App, click Settings > Manage add-ins. Under Manage add-ins, in the Turned on column, select the check box for the add-in you want to enable. Learn how to enable an app for Outlook.

Add-ins for Outlook for Mac are programs or utilities that help you automate tasks or add new features when you view or create messages. Microsoft has partnered with leading companies to build add-ins that help you get things done right from your inbox.

Add-ins in Outlook.com are programs or utilities that help you automate tasks when you view or create messages. Microsoft has partnered with leading companies to build add-ins that help you get things done right from your inbox.

If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

Alternatively, in Word, Excel and PowerPoint you can view your add-ins by selecting Home > Add-ins. You can directly install popular add-ins on the page or go to More Add-ins to explore. Select the add-in and select Add .

If you're trying to add your Outlook.com account to Outlook or another mail app, you might need the POP, IMAP, or SMTP settings. You can find them below or by viewing them in your Outlook.com settings.

If an Office add-in isn’t showing up in the Office Add-ins list, refresh the list to see all of your add-ins. In Word 2016, Excel 2016, or PowerPoint 2016, click Insert > My Add-ins. In Project 2016, click Project > My Add-ins. Then click Refresh to update the list in the Office Add-ins dialog.

Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.