Hi! I would like to recommend to you the best tools in this market at this time. Using all this software you can easily solve your issues.
1. DRS Softech to backup your Gmail emails to Outlook PST, EML, MSG, PDF, DOC, and external hard drive, etc.
2. DRS software to convert your OST file into PST, EML, MSG, DOC, PDF and HTML, format.
3. DRS Softech Software to Convert your OLM file into PST, EML, EMLX, MSG, and HTML format.
4. DRS Softech tool is one of the best tools in the market at this time. A lot of users using this tool easily convert excel to vCard format.
5. DRS is one of the best tools that can easily convert your multiple MBOX files into PST, OST, MSG, PDF, EMLX, etc.
And much more software like:
I hope this thread helps you.