Bypass registration (Quicken for Windows 2014 and older, US or Canadian versions only)
If you get stuck on a Registration window, you can try the following to bypass registration:
2013 should run on Newer Windows. You can download 2013 Deluxe for free using this how to convert article. It’s under Converting from Quicken 2004-2009.
https://www.quicken.com/support/how-and-when-use-intermediate-version-convert-older-versions-quicken
And FYI - If your Quicken was before 2010 you should have several files making up the data. The main data file ends in .QDF. All Quicken versions prior to QW2010 store your data in a series of files all sharing the same filename but with different extensions like - .QDF .IDX, .QEL, .QPH and all 4 of those files were rolled into a single-file .QDF starting in 2010.