if you want Opera Mail export to PST then you can use the most popular software that converts single as well multiple MBOX file\folder to PST or EML, EMLX, MSG, GMAIL, the name of this famous software is eSoftTools MBOX converter Tool. It has excellent features, so its support all version of MS Outlook and Windows OS up to 10.
Read More:- Opera Mail export to PST
Read More:- Opera Mail export to PST