how to change the location of file attachments in Outlook
HKCU\Software\Microsoft\Office\15.0\Outlook\Options. By default, when you use the save asâ¦ option to save e-mail messages and attachments in Outlook the items are saved in your My Documents folder. Hereâs how to change that.he double click on the value and set the value data to the path you want to set as the new default, then click OK and close the Registry Editor. A quick restart of Outlook and thatâs all there is to it. Now when you go to save an email or attachment the save dialog will open to your new path.