The laptop only hibernates when the battery is critical or low which happens when its below 20% >
Remember the laptop shuts off entirely all of a sudden, like the shutdown which is bad for your...

Which setting there are multiple ones?
193854



193856
The battery is just two days old, I've recently replaced it with an older one.

I've followed the suggestions people posted on that thread but nothing solved the problem so far. I've made a short screenshot of the battery report which explains whats going on better:
193853
...

Recently I've ran into the problem that my laptop shuts off randomly whenever its not charging and unplugged.
First my laptop ran smoothly with no problem for an hour or so without charging then...