Install libapm1 by entering the following commands in the terminal:
sudo apt update sudo apt install libapm1
Description:
Library for interacting with APM driver in kernel
On laptop computers, the Advanced Power Management (APM) support provides access to battery status information and may help you to conserve battery power, depending on your laptop and the APM implementation. . This package contains a shared library that provides support for interacting with the APM driver in the kernel.
Homepage: http://alumnit.ca/~apenwarr/apmd/
Version: 3.2.2-15build1
Section: universe/libs