UMG Drag not working in iOS build only

Umg Drag not working in only iOS device, works perfectly in android device. Also i am using 3d widget component in screen space. Literraly been stumbling with this for a month, still couldnt find solution

that too sometimes, suddenly it works and then stops working

is it isssue with unreal engine 5.3 for iOS
because in android build its working fyn