Re: Gdpr - upcoming law for European merchants
Nothing is really supported other than 4.7.x.
Anything else, and it's just - yeah, good luck with that!
Anyway, for any other version, start by editing:
And find around line #45:
And just change the version to your version, and you should be able to make some progress.
You don't have to do it by install though, you can do it manually.