You can buy any version you want. Oh wait, I see you have Mac with OS 10.6.8. You can not install Turbo Tax on that. Do you have another computer? Or can you upgrade yours?
Mac System Requirements https://ttlc.intuit.com/questions/1899173-turbotax-for-mac-system-requirements
The only file you will need from the pc is the file ending in .tax2015. For Windows, It should be in your documents then in a Turbo Tax folder. Or search the computer for all files ending in .tax or .tax2015.
