Using SIMS ID to Sync SIMS Timetables with Office 365
Please see the following website for information on Syncing SIMS Timetables with O365 calendars using SIMS ID.
https://id.sims.co.uk/support/wiki/102/display-sims-timetables-in-office-365-calendars
Once the patch 24526 has been applied, this will also configure SSM (SIMS Service Manager)
If you require the synchronising to stop, on the SIMS server you can switch the service off, it is titled ‘Send SIMS Timetable to Office 365’.