Tbh this Browser is totally useless. It has all the antifeatures of Torbrowser but without that total anonymity. Just use Librewolf, its so much better.
Explanation: "always on private mode" is fingerprintable, but if you want to have a normal browser that actually saves stuff, you need to turn it off. This is useless, as they could just preset the switches to delete everything. Changing one of these switches would not be fingerprintable