O365 Licences aren’t always applied to users when User policy is updated – PRB0174020 We are aware of an issue where users report they don’t have access to certain applications or features after being added or updated in a User Policy.
Large User Policy Updates Not Completing as Expected – PRB0174020 / PRB0198367 We are aware of an issue which causes larger user policies to not update successfully. If a user policy has over 2k members, updates tend to timeout only partially completing the change. This affects license assignment, as well as importing additional members. No audit of the change is produced