

You can either delete all the Outlook add-ins through Outlook Options settings or delete the suspicious ones.If the Outlook runs without issues, then the problem is in certain Outlook add-in.Note: Confirm that there is a space between outlook and / safe. Move to the Windows Run box and type outlook /safe and click OK.To check whether add-ins interference is the issue, run Outlook in Safe mode. You need to unselect this option (if selected) and then finally click OK to save this setting. In the Properties dialogue box, switch to the Compatibility tab and check if the option Run this program in compatibility mode for under Compatibility mode is unselected.


