Forum Discussion
Szymonik
Mar 06, 2026Copper Contributor
Bizarre Yahoo Mail Connection Problem
I have Outlook 365 installed on two Windows 11 Pro PCs. Latest updates. On one PC, I can use Outlook 365 as a mail client for my Yahoo mail account using the "old" interface, No issues. On the ot...
rogerreed
Mar 10, 2026Iron Contributor
This usually happens because Microsoft Outlook in the old interface no longer authenticates properly with Yahoo Mail. The quickest fix is to remove the Yahoo account from Outlook, then add it again using IMAP with a Yahoo App Password (generated in Yahoo account security). Regular passwords often fail in the old Outlook profile. If it still disappears, create a new Outlook profile in Windows Mail settings and add the Yahoo account there.