Hi all,
I'm pleased to advise that the abillity to schedule a support ticket reply has been implemented in the upcoming v8.13 release.

Version 8.13 is currently undergoing public pre-release testing. Please use this opportunity to test it out and share your feedback with us: https://whmcs.community/topic/349106-scheduled-ticket-replies-and-notes-share-your-experience/

Feature Documentation: https://docs.whmcs.com/support/ticket-actions/#scheduled-actions

To learn more about the beta and to take part, visit https://beta.whmcs.com