MAM: Change spelling/language from English US to English UK
When users are prompted "To access your organization's data with this app, enter your PIN." please detect the region of the user and use the UK spelling of organisation rather than organization
James Mountford commented
Could you add en-gb as a locale to the Intune UI localisation/locilzation components?
Mike R commented
This is the screen referred to, if there is any doubt.