If you simply want the vintage interface, you cannot revert to 2014. However, students and teachers get up to . For a few euros/dollars a month, you get the legal, safe version.
If you find a website offering "Photoshop 2014 gratuit" via a crack or keygen, be aware of the significant risks involved:
: Because it is no longer updated, it lacks critical security patches, making your system vulnerable if you use it online. 2. Risks of "Gratuit" (Cracked) Versions