Time availability specifies the times when the content's available for reservation. It's usually used together with the reservable feature.
When available anytime is on, the content item has no restrictions on availability.
When available anytime is toggled off, a list of the days appears. Make the item only available on certain days, like your organization's working days:
The Edit button controls the times during the days the reservation's available.
Add hours adds multiple segments of the day when the item's available—for example, you could block off lunch time on Mondays:
Use Targeted Availability to create custom availability based on membership in a channel and team. Select a team in the current channel or a team in a different channel, and then set availability that only applies to this team:
By toggling the Excluded Dates button, you can add a range of dates when the item's not available at all. The blackout period covers the entire 24 hour period from midnight to midnight.