> For the complete documentation index, see [llms.txt](https://help.zcal.co/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.zcal.co/availability.md).

# Availability

- [Availability troubleshooter](https://help.zcal.co/availability/availability-troubleshooter.md): Want to understand why specific time slots are available or not available? See everything that zcal pulls from your calendar connections in the availability troubleshooter.
- [Set custom rolling date range](https://help.zcal.co/availability/set-custom-rolling-date-range.md)
- [Edit custom hours for an invite](https://help.zcal.co/availability/edit-custom-hours-for-an-invite.md)
- [Setting account saved availability](https://help.zcal.co/availability/setting-account-saved-availability.md)
- [Set invite date range to specific dates](https://help.zcal.co/availability/specific-dates.md)
- [Update Date Range](https://help.zcal.co/availability/update-date-range.md): See the steps below to update your date range for an invite.
- [Block out of office (OOO) days](https://help.zcal.co/availability/block-out-of-office-ooo-days.md): Going on vacation? Set the days when you're unavailable to block them from appearing on your invite pages.