LG Gram Manager

GTK4 application for managing LG Gram laptop features on Linux.

Features

• Reader mode (blue light filter)
• FN lock toggle
• Fan mode (optimal, silent, performance)
• USB charging when powered off
• Battery care (80% charge limit)
• Keyboard backlight control
• Touchpad LED control

Requirements

• LG Gram laptop with the lg-laptop kernel module
• Linux kernel 6.2+ (kernel 6.17+ required for Performance fan mode)
• GTK4 and libadwaita
• Python 3.8+

Installation

sudo dpkg -i lg-gram-manager_1.0.0_all.deb

During installation, your user will be added to the lg-gram group, which grants permission to modify laptop settings without requiring a password each time. A system restart may be required for this change to take effect.

Or run from source:

python3 lg_gram_manager_gtk.py

Note: Running from source without installing the package will prompt for authentication when changing settings.

Building

./build.sh

The .deb package will be output to dist/.

Troubleshooting

If the driver is not loaded:

sudo modprobe lg-laptop

To load on boot:

echo "lg-laptop" | sudo tee -a /etc/modules