Yes, you can restore permanently deleted email items successfully using this software without any data loss.
Yes, it restores selected individual items from pst file and export them into eml and msg format.
Yes, you can import items from pst file to office 365 but one by one.
Yes, it maintain folder hierarchy of emails after repairing, it also maintain hierarchy after exporting them into newly created pst file.
Yes, software able to repair any size of pst file.
No, it does not support to restore protected pst file.