Not sure if you can do that with the JIRA Multi Line Custom field natively.
<div id="field-customfield_xxxx" class="twixi-block collapsed">
I've checked, the HTML code is correct. But it is ignored for some reasons. If I expand field at any issue, it expands in other issues too, as well as in the just created issues (class="twixi-block expanded). If I collapse field, same things happens everywhere (class="twixi-block collapsed).
Yes I was able to make this work on Jira 7.5 server. Use the below html code in the custom field description. Replace the custom field Id to the correct one.
I’m a designer on the Jira team. For a long time, I’ve fielded questions from other designers about how they should be using Jira Software with their design team. I’ve also heard feedback from other ...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs