Hot answers tagged borderlands-2
You could use the techniques found in this question. It covers how to use a save editor very comprehensively. Other than that, you'd have to start a new campaign.
Different characters, different campaigns. You have to start a new one.
You cannot see the files, because they are a hidden folder. If you go to folder settings and then there is a tab containing options to show all files or to hide/unhide system files. If you don't know what your doing, I don't reccomend it, as showing hidden files in your drive may mean you might accidentally delete or move or even give access to those files. ...
Yes you can as long as you run borderlands 2 on the same account
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