Submitted ideas will be evaluated by our product teams for upcoming releases and will be responded to so you know where things stand. For product support, please use the community forums or contact TAC.
NOTE: All Cisco employees & Channel Partners must enter Ideas through this Ideas Portal.
We can customize reminders templet base on below doc, but we couldn't edit the Registration ID in the templet, it's very inconvenient because sometimes, users need to find the Registration ID from the first registration email to join Webinars.
https://help.webex.com/en-us/article/n8y6hrx/Customize-reminders-in-Webex-Webinars