Yes, I did, but did not help. There is no .pm for messageBox. I guess it is composite on the run (not expert at all). And I could not make out where icons are generated.

Tk::MsgBox

https://metacpan.org/release/Tk/source/Tk/MsgBox.pm

In reply to Re^3: Tk override standard icons MessageBox by Anonymous Monk
in thread Tk override standard icons MessageBox by Anonymous Monk

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