NetInfo Manager - Wikipedia, the free encyclopedia: "Methods for editing users attributes on Mac OS X Leopard (user shell, uid, primary gid, home directory path)
command line: dscl (Panther, Tiger, Leopard)
System Preferences:Accounts Pane – unlock the accounts pane – right-click/control-click on a user account – pop-up menu "advanced" – this panel will let you edit user attributes.
Note: you may need to reboot after changing this sort of information, or run 'dscacheutil -flushcache' from the command line."
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