Make sure its enabled, if it is and still not working after disabling and re-enabling it, follow the steps in this article and export the auto complete list out, create a new profile and import the list in to that profile:
https://learn.microsoft.com/en-US/outlook/troubleshoot/contacts/information-about-the-outlook-autocomplete-list
Auto complete in outlook
michael lustig
356
Reputation points
Hello everyone
I am using outlook 2016 64 bit.
My outlook configured with autocomplete...2 days ago my auto complete disappeared.
I am opening a new mail and starting to type some letters but the autocomplete doesn't working.
How can I fix it?
Thanks
1 answer
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Andy David - MVP 142.2K Reputation points MVP
2021-02-28T12:43:40.82+00:00