Here is how to customize availability for specific dates in calendly
- First navigate to "Availability" in the left sidebar menu
- Next select the availability schedule you want to customize
- In the Schedule tab, click on the "Hours" button located in the Date-specific hours section
- Choose the specific date you want to set hours for, from the calendar
- Then set your custom start and end times for that date
- Finally click the "Apply" button to save the selected time slot
- Your customized availability is now saved and will override your regular schedule for the selected date
