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All steps below are safe and reversible. As long as you don't purposely delete your the Mail folder inside of your "My Documents" folder (x:\mail or d:\mail), you should not have to worry about losing any old mail. Once thunderbird has converted your mail and address books correctly, we can go ahead and delete the old mail folder at a later datewill remove/archive your old x:\mail or d:\mail folder. Thunderbird will be set up to view your UCI e-mail only. (No personal e-mail accounts are supported)
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