Hello JJ,
Thank you for writing.
Not being able to change the appointments' text in the
AppointmentPrintElementFormatting event is a known limitation and it will be improved with the next official release. For the time being, you can print custom text in your appointments by using the following approach:
I hope you find this useful. If you have any further questions, feel free to ask.
Kind regards,
Ivan Todorov
the Telerik team