Windows thinks it's on mains power when running on battery power. How to fix?

Question

Windows

I want to increase the autonomy of the laptop. The battery is good, Battery Bar works, displays statistics. I noticed that the power consumption adjustment for programs does not work. Moreover, in the settings, Windows considers that it is working from the network. How to get power management to work?

screenshots

Answer 1

Are the drivers for the chipset from the manufacturer installed?