In this video tutorial we will show you how to backup the outlook email address autocomplete cache.
Launch Microsoft Outlook. Go to the “File” menu and choose “Options”.
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In the following window, click the “Mail” tab. Scroll down and make sure the “Use Auto-Complete List to suggest names when typing” option is checked. Press “Ok” to exit the “options” menu.
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Close Microsoft Outlook. Go to “C:\Users\*user name*\appData\Local\Microsoft\Outlook”. Right-click on the outlook data file and choose “Copy”.
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Now you can paste it to any safe place on your PC or external storage.