How to: Setup a custom configurable app in ArcGIS
Channel: Geo Developers
Date: 2021-01-21

Using the Youtube Video Tour Template:
https://github.com/Geo-Developers/youtube-video-tour

00:00 - 1. In ArcGIS Online search by: app template youtube video tour
00:10 - 2. Copy the URL. For simplicity we will also use the version hosted on Github
00:24 - 3. Login to you account
00:33 - 4. Create the template in our organization
01:00 - 5. Add the configuration parameters
01:21 - 6. Create a group that we will use afterwards
01:42 - 7. Add the new template (item) to this group
01:50 - 8. Configure the organization the use the new group 
02:06 - 9. Create the webmap that will be used in the intance's template
02:52 - 10. Create the instance of the configurable app
03:39 - 11. Copy the parameters for this sample instance from Github
04:09 - 12. Save and launch