As the best practice, if you want to modify the default location and change it to something else, it is good to log on to the computer using the administrator account in order to prevent any security issues that may come up later on. Modifying the default location of the user profiles and their backups is an administrative task, and therefore elevated privileges are required to get the job done. While doing so, make sure that the new location where the backup of the user profile is saved has sufficient amount of free space so that multiple instances of the backups can be accommodated without any hitch on glitch. When this is the scenario, as a smart user, you should change the default location where Dragon NaturallySpeaking 12.0 saves the user profile. Although there is no harm in leaving the settings intact, things might get sluggish if Dragon NaturallySpeaking 12.0 is configured for frequent backups, or you back up the profiles manually too often.
REINSTALL DRAGON NATURALLY SPEAKING 12 INSTALL
When you install Dragon NaturallySpeaking 12.0 on your computer, and the program creates a new user profile, by default the profile and all its backups are saved in the system drive, which in most cases is C:\.