Buy the "Livre + Didier FLE Premium" bundle. For about $30 USD, you get the physical book and 12 months of access to the digital version, which you can screenshot/save as PDF for personal offline use (check terms).

Infographics and modern layouts help visual learners process complex vocabulary more effectively. Mediated Learning:

While the physical book is often required for formal courses, several digital platforms host previews or community-shared versions: Official & Educational Platforms Didier FLE

The updated 2022 edition is still under strict copyright. While the 2016 version floats around freely, the "updated" PDF is hard to find legally for free.