Brightness keys on Linux Mint for Acer E3-111

Enabling brightness control is moderately easy (I’m pretty sure they worked out of the box on slackware). Go to https://github.com/codingtony/acer-brightness-linux-acpi and follow the instructions. Change /etc/acpi/events/acer-tm-brightness-down and /etc/acpi/events/acer-tm-brightness-up with the correct events: event=video/brightnessdown BRTDN 00000087 00000000 and event=video/brightnessup BRTUP 00000086 00000000 Restart acpid and the…