Microsoft: Outlook email sending issues for users with lots of folders
December 8, 2023 at 01:53PM Microsoft has acknowledged a new issue affecting Outlook for Microsoft 365 users, causing email-sending problems due to nested folders. The problem is related to an older issue concerning mailboxes with more than 500 shared folders. Workarounds include reducing nested folders, keeping mailbox folders collapsed, and avoiding certain online actions in … Read more