Install libapparmor1 by entering the following commands in the terminal:
sudo apt update sudo apt install libapparmor1
Description:
changehat AppArmor library
libapparmor1 provides the shared library used for making use of the AppArmor profile and changehat functionality, as well as common log parsing routines.
Homepage: http://apparmor.net/
Version: 2.12-4ubuntu5
Section: libs