resetting index to see if it works.
2.To identify if the issue is related to Add-ins, please start Outlook in safe mode to see if the issue persists. (Click Start > Run>
type outlook.exe /safe> clickOK.)
If it works, try disabling add-ins to see if it works:
Options> Add-ins> Select “COM Add-ins” in the Manage drop-down> click
Go> Uncheck any add-ins that you are not using> click OK.
3.If you are using an Office 365 account, you
can try using
tool to diagnose and fix the issue.
4.Do a Quick
Repair for your Office suite,
if it doesn’t work, then do Online Repair.
If the issue persists, I’d like to confirm more information:
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