Update the old design (from windows 8) of the language bar pop-up in the run as administrator screen and don't show the button if the user doesn't need to enter the password (
How to get rid of administrator rights Pop-Up... - Windows 10 Forums
Something went wrong. Contact administrator" error pop-up is seen in many Jira pages after upgrading to JSM version above 4.15 | Jira | Atlassian Documentation