Here is a simple guide on how to get all achievements by cheating.
(!) LocalLow is hidden folder!
2. Edit with NOTEPAD Savegame file (1, 2 or 3). It’s name is like Save1.json
(!) Make backup of this file. Just in case…
3. Look for the word achievementsUnlocked – (use CTRL + F)
4. There are 117 achievements in this game. So write numbers in order from 1 to 117. Place a comma after each number. Except the last (!)
5. Save file (CTRL + S).
6. Begin (Continue!) a game from main menu.
7. Enjoy a cascade of popping-up achievments!