At this point it’s really more of an annoyance than anything, but it’s an annoyance you can get rid of in a few simple steps.

  1. Exit Outlook and type regedit in the Search (or Cortana) box. Click the program to continue.
  2. Allow the app to make changes by pressing the Yes button.
  3. Click HKEY_CURRENT_USER and then navigate to the appropriate folder: Software > Microsoft > Office > (highest version, 16 in this case) > Outlook > Preferences.
  4. From the Edit menu, click New and then DWORD Value.
  5. Type DisableTNEF and then right click and select Modify.
  6. Type 1 for the Value data and then click OK.
  7. Exit the registry editor and restart the computer.

Microsoft Outlook Tips

Previous TipNext Tip

Block a Sender in Outlook 2016How to Instantly Mark Messages as Read in Outlook 2016 and PriorEdit New Message Alerts in OutlookHow to Mail Merge in Office 2016Set an Out of Office Reply in OutlookHow to Create Custom Groups in Outlook 2016Download Your Address Book in Outlook 2016 and PriorHow to Archive Mail in Outlook 2016Create an Email Signature in Outlook 2016 and PriorAttach a Calendar Event to an EmailSet Up a Universal InboxImport Contacts to macOS Address BookPurge Deleted MessagesDelete Addresses in Outlook AutocompleteChange the Attachment Size Limit in OutlookImport Contacts via CSVBack Up Outlook DataChange Fonts in OutlookExport Contacts to CSVAdd an Image to Your SignatureSet Up Out-of-Office MessagesCreate Email TemplatesRestrict Notifications to Important Emails OnlyGet Read ReceiptsUse Two Time Zones for MeetingsRecall an EmailSave Common SearchesFilter EmailBlock Unwanted MailAutomate Repetitive ActionsSchedule Outgoing MailCreate Canned Replies