Change Maintenance Order fiori app - make WBS Element mandatory (same in tcode IW32)

Hi experts,

In Transaction IW32, tract WBS Element nether Organization and Account Assignment were marked arsenic mandatory by configuring it arsenic required for a circumstantial Order Type successful tcode OIAN

However, successful the corresponding Fiori Application "Change Maintenance Order", the aforesaid fields were not marked arsenic mandatory. Is determination a mode to execute this successful this app via configuration arsenic well?