The menu opens on F9.
You can edit the parameters of the character. (Not all parameters work. If the numbers in the field do not correspond to reality, open the pause menu and the numbers will be updated.)
1. +1 level.
2. Add a hero to the group.
3. Mode of immortality.
4. Open all. (Including all achievements in the incentive.)
Unzip to the game folder.
Launch game. (The first launch of the game is very long, please be patient.)