Hello Paul Barg
Welcome to Microsoft Community.
To configure your Yahoo mail in Outlook on Windows , follow these steps:
Open Control Panel (Windows+R -> Type control.exe )and click on "Mail(Microsoft Outlook)"
Click on Email account -> Click on the icon of New
Select "Add Account" and then choose "Manual setup or additional server types."
Select "POP or IMAP" and click "Next."
Enter the following information:
Your Name: Your full name
Email Address: Your full Yahoo email address
Account Type: IMAP
Incoming mail server: imap.mail.yahoo.com
Outgoing mail server (SMTP): smtp.mail.yahoo.com
Click on "More Settings" and then go to the "Outgoing Server" tab.
Select the "My outgoing server (SMTP) requires authentication" check box and choose "Use same settings as my incoming mail server."
Go to the "Advanced" tab and enter the following information:
Incoming server (IMAP): 993
Use the following type of encrypted connection: SSL
Outgoing server (SMTP): 465
Use the following type of encrypted connection: SSL
Click "OK" to save the changes and then click "Next."
Enter your Yahoo email address and password, and then click "Finish."
Your Yahoo email account should now be configured in Outlook and you should be able to send and receive emails.
Note: If you have enabled two-step verification for your Yahoo account, you'll need to generate an app password to use with Outlook.
Go to the website of Yahoo
click the menu (gear) button -> go to Account Info.
on Account Security -> go to Generate app password .
On "App Passwords" -> select Outlook Desktop.
Click the Generate and go back to Outlook to paste the app password.
Disclaimer: This is a non-Microsoft website. The page appears to be providing accurate and safe information. Watch out for ads on the site that may advertise products frequently classified as PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.
Feel free to post back if any further assistances needed.
Chandy | Microsoft Community Support Specialist