Hi, @avidnewmedia.
Thanks for letting us know you want to uninstall the Large Media add-on for your sites. Would you please confirm you have read the following Support Guide (and it sounds like you did)?
If you have read that, please confirm you have backups of all files and that we should proceed with removing the Large Media add-on.
From what you have written above, it does sound like everything is read for the Large Media removal. If you confirm we should proceed, we’ll follow-up here once the removal process for the Large Media add-on for these sites is complete.