Disable O365 profile photo updated when changed in Windows 10 2004 update User Account Settings
With the new Windows 10 2004 May update. If a person changes their profile photo in Change Account Settings. Under Your Info, Create Your Picture, you can upload a new profile photo and it will also change the O365 profile photo. This happens even if you have the OwaMailboxPolicy -SetPhotoEnabled $false. Right now employees can overwrite the Company approved profile photos with their own.