Reply To: Microsoft Outlook Emails Stuck in Outbox Folder

Hello,

You can try these steps to fix your issue:

Disable “Use Cache Exchange Mode” in MS Outlook: To do so: Click on “Start” >> “Control Panel” >> “Mail” >> “Data Files” >> “Email Accounts” >> Click Twice on “Microsoft Exchange Server” >> Uncheck “Use Cached Exchange Mode” >> “Close” & Restart Outlook.