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According to the URL, it looks like it's a Jira Server instance and not a Jira Cloud (it has the address yxz.atlassian.net), so I fixed the ticket label for you.
About your problem - I would need a slightly more detailed description of your problem and possibly a Screen. But I would say that according to the description of the behavior, it looks like a possible problem with your browser, did you try to repeat the same action in another browser?
For JSM June Challenge #2, share how your non-technical teams like HR, legal, marketing, finance, and beyond started using Jira Service Management! Tell us: Did they ask to start using it or...
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