You Should Disable Lenovo-SROptimizer

What is Lenovo Screen Reading Optimizer?
This package installs the software (Lenovo Screen Reading Optimizer) that provides a more convenient way to use of clamshell notebook computers to read books/documents using electronic book reading applications. In this mode, physical orientation of computer to portrait/landscape can be detected and set screen orientation to Portrait/landscape accordingly. The system is also set to low power mode, brightness set to optimized value, Touchpad configured to optimized settings for the electronic book reading purpose.

disable it in “Task-Scheduler”: /Lenovo/SROptimizer