To view or modify mailbox calendar permissions, do the following:
- Open user properties, select the Mailbox tab, and click Calendar Permissions.
- To change existing calendar permissions, select the delegate/permission, and change the Permission level.
- To add new calendar permissions, click Add, select the delegate, and configure the Permission level.
- To remove existing calendar permissions, select the delegate/permission, and click Remove.
- To configure sharingPermissionsFlag, assign Editor permission, and configure sharingPermissionsFlag.
- Click OK twice to apply the settings.