Hi Muthu,
In Full name text box you can call the microflow .In that Microflow you can use change object activity $currentUser/Name .
Regads,
Rasik.N
Hi muthu,
While clicking "Apply leave" button, call a microflow
In that microflow,
Retrieve account, xpath: [id=$CurrentUser] , click first radio button
Create object -> Leave -> name : $account/full name
Show a page :- Leave application form page
Hope this helps!