Ok, this one is driving me crazy. I have about 10 different calendars in outlook for various reasons. I want all 10 available but I don't want them all to show up every time I open Outlook. Hiding the group works while Outlook is open but as soon as I close and reopen. Every stinking calendar is displayed again. Also colors don't seem to stay consistent all the time. I will color a calendar yellow for example and when it reopens its purple. Outlook 2010, exchange 2010.
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This video shows how to remove a single email address from the Outlook 2010 Auto Suggestion memory.
NOTE: For Outlook 2016 and 2013 perform the exact same steps.
Open a new email: Click the New email button in Outlook.
Start typing the address: …