Stop Staff Requesting Unavailability
There are a few settings around allowing staff to create unavailability requests, so make sure you check the following:
Leave settings
If you go to Settings > Leave Settings, there is an unavailability section with these permissions:
Permission Settings
If you go to Settings > Permissions, towards the bottom, is this setting:
That dictates whether staff can request unavailability.
If you go to the bottom of the page, ‘show advanced settings’ < ‘Customise access & roles here’, you can further customise the unavailability permissions.