As of May 2022 the Print ALL Tickets feature has been updated and is available in osConcert 9.5
In Admin>Products where the show categories and products can be edited there is a print icon at every category.
This is a very useful feature if you want to generate and print all or the unsold PDF eTickets of a particular SHOW category. Click on the print icon and you will be be given the option to create PDF eTickets.
Selecting Folder Names will generate directories e.g a_midsummer_night_s_dream/osconcert_theatre/tuesday_may_17th10_22_am/ ........that may not be nescessary.
Download as a zip file is the best option.
You'll get something like this:
IMPORTANT: The default eTicket template is template_id=3 (TIC3)
from the TABLE ´general_templates´