Can't view table functions on the right side

[Henrik Johansson]

I want to insert a column on the far right side of a table. But the commands are hidden behind the right sidebar. I tried the solution on:
https://community.atlassian.com/t5/Jira-questions/How-can-I-hide-the-right-hand-sidebar-when-I-am-viewing-a-jira/qaq-p/656636?utm_source=dm&utm_medium=unpaid-social&utm_campaign=P:online*O:community*I:social_share*

But the commands are still only halfway visible.