How to default a KFF value in Prepare Mass Additions Form

In Prepare mass additions form there is an KFF. we have to default value to depreciation expense account.we tried through form personalization.But it is not triggered.

Is it possible to personalize the KFF through form personalization or Is it possible to customize the KFF through custom.pll library(for defulting the segment values).

We are trying to personalize/Customize the KFF segments in prepare mass additions form. Our question is whether the KFF model window allow to do the personalization or customization