Jobs that are part of a recurring or follow-up series all share the same Booking ID but have individual Job ID's. We refer to information on the Job Details page as being part of the Booking Level or part of the Job Level when it comes to updating various fields.
For further documentation regarding recurring, follow-up and duplicate jobs, please review this document What is the difference between Recurring, Follow up and Duplicate Jobs?
Videos available:
Recurring Jobs - Options for Updating the Booking Requirement
Recurring Jobs - Options for Updating the Service Type
Recurring Jobs - Updating Information on the Job Details Page at Booking Level versus Job Level