Make sure NO Mimio products are running in the Dock or in the system tray in the top right corner.

Note: If you have a custom gallery, export the Gallery folder before deleting Mimio. Please trash the following folders and files:

1. Go to Macintosh HD/Utilities/Activity Monitor and search for mimiosys and Quit Process
2. Go to Macintosh HD/Applications and delete any Mimio folders from there
3. Go to Macintosh HD/Library/Preferences and delete any files that start with com.mimio
4. Go to Macintosh HD/Users/UserName/Library/Preferences and delete any files that start with com.mimio (also delete the Mimio folder in there)
5. From the Go Header/Go to Folder type in /private/var/db/receipts then delete the Com.mimio/mimiosys.bom & Com.mimio.mimiosys.plist
6. Go to Macintosh HD/Users/Shared and delete the Mimio folder from there

Afterwards, install the new version of MimioStudio for Mac.