Uninstall Dragon through the Windows Control Panel.
Click “Start > Control Panel”.
Open “Programs and Features”.
Locate and highlight “Dragon Professional Individual 15”.
Click the “Uninstall” button.
Choose “Yes” when prompted to uninstall Dragon Professional Individual 15.
Dragon’s “Remover Tool”
Need Admin rights
If uninstalling Dragon 15 (Dragon Professional Individual or Group 15) fails, use the Remover Tool to completely uninstall.
In fact, use the “Remover Tool” anytime you uninstall Dragon - especially if you’re experiencing any problems with Dragon.
Note: Using the Remover Tool will not deactivate Dragon Professional Individual or allow an additional installation to be activated.
Download at http://supportcontent.nuance.com/dragon/15/DPG_DPI_15_Cleaner.exe
Save the “DPG_DPI_15_Cleaner.exe” file to the Windows Desktop.
Back up any user profiles (if any exist).
Double click on the “DPG_DPI_15_Cleaner.exe” file.
Follow the on-screen instructions.
After the Remover Tool completes, restart the computer.