Outlook name prompts auto finish how to close

We can try the following methods:

1. For Outlook 2010

   Openfiletab, clickOptions”。
   
   
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   InOptionswindow to the left, clickMail, and then find and uncheck from the right window.Use the Auto completion list to suggest names when you type on the To, Cc, or Bcc lines”。
   
   
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   If you want to be a bit more thorough, you can clickEmpty automatic Completion listbutton to completely clear the record.
   
   
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2. For Outlook 2007

   Select menu command "Tools>Options”。
   
   
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   ClickPreferred ParametersIn the tab,e-Mail Optionsbutton
   
   
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   Ine-Mail Optionsdialog box, clickAdvanced e-mail optionsbutton
   
   
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   Cancel the selectionprompt name when filling in recipient, Cc, and Bcc fieldscheck box.
   
   
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   ClickDetermineButton three times to close all open dialog boxes.