I am afraid updating the "Display URL" in the Application Link is not enough, because the one which is indeed used is the one from "Application URL", which you cannot edit.
So, I think your best option is to delete the current application link and create a new one using the new JIRA URL as Application URL.
Everything below is tested on Ubuntu 17.10. I prefer to use Jira in a docker container because: 1. I can install Jira with a couple of commands. 2. I can start and stop Jira just by starting and s...
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