Thanks !
No Luck even I rebuild a solid new email account from scratch, import mails as per the procedures........etc. You can see the import progress is working.
Just no where I can see any of the imported mail appears in M2.
I closed / Re-open Opera I can see during re-open., the usual Opera loading mails delay with loading mail progress bar at left bottom panel. So it proofs some mails are in the directory but it just can appear from any of the view.
Screenshot - 10_5_2025 , 12_26_01 PM.jpg