Mobile App builder - Current User Issue when using User variable on the input form

[Kachu]

In mobile app builder i have a reference Input and autovariable filled as "current user". Current user variable type is user whcih suppose to give the current user and when auto variable is filled it should show me User name instead of sys_id.
 when i open mobile agent app  its hsow my sysid  instead of my name.
 I am currently on zurich version. Can anyone help how can i resolve this and get current user name under the  inpurt reference field ?

[NagaChandaE]

Hi @Kachu ,

There is a servicenow support article for this using script.  

link to article : https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1166399

if you cannot access the article i am sharing the screenshots here