Add Maximum OS Allowed

[mattdjerome]

It would be great to add a maximum OS allowed similar to the minimum. This would greatly assist with organizations that don't want to deploy the newest or want to stay x iterations behind.

[kevinmcox]

Nudge is only a notification system, it does not control what macOS versions are offered by the system. You need to use your MDM to configure Software Update Deferrals which themselves only allow you to delay an update by 90 days at most.