There's First Party Isolation add-on[0] that allows you to enable it by default, and then disable it for a period of five minutes by clicking on an icon.
That way, you could click on it when you're using JIRA and have first party isolation when you're not using JIRA.
That way, you could click on it when you're using JIRA and have first party isolation when you're not using JIRA.
[0] https://addons.mozilla.org/en-US/firefox/addon/first-party-i...