Web Help Desk takes an extended amount of time to process a ticket and to transmit emails after clicking Save and Email when creating a new client ticket.
All WHD versions
Perform any of the following options to resolve this issue:
Adjust the Scheduled E-mail Delivery Threshold setting to zero to force Web Help Desk to confirm email processing and ticket page rendering in separate threads, improving client ticket processing:
Check and change the SMTP Settings to what is appropriate to their SMTP server: