We will fix everything until tomorrow, the problem is that you need to press F to turn on the flashlight, but in the demo version we did not make a notification about this at the beginning of the game, tomorrow everything will be ready.
Hi max) one of these versions should work without problems, play if you have time
https://yadi.sk/d/HJ0G6uNQQwOOmA
https://yadi.sk/d/HJ0G6uNQQwOOmA
And if you check, write which version worked without problems