Board Thread:Support Requests - Getting Technical/@comment-38118696-20200801110336/@comment-44498734-20200803145231

In that case you need to contact staff using Special:Contact and ask them to enable it. (click Contact us at the right top then select I want to make changes to a wiki, select under category I want an feature or extension turned on and then under what feature do you want enabled select JavaScript, fill in the rest of the form and submit it.