A GNOME Shell extension to control and customize the ThinkPad red LED directly from the top panel. It allows you to turn on/off the LED, blink it and send morse code messages. Note: Secure Boot / kernel lockdown can block LED control; disable Secure Boot or boot with lockdown=none. Setup helper: Quick setup (recommended): bash $HOME/.local/share/gnome-shell/extensions/thinkpad-red-led@juanmagd.dev/install.sh Manual setup: EXT_SRC="$HOME/.local/share/gnome-shell/extensions/thinkpad-red-led@juanmagd.dev/tools/thinkpad-red-led-helper" sudo install -o root -g root -m 0755 "$EXT_SRC" /usr/local/bin/thinkpad-red-led-helper sudo visudo -f /etc/sudoers.d/thinkpad-red-led Add line (replace with your username): your_user ALL=(root) NOPASSWD: /usr/local/bin/thinkpad-red-led-helper System-wide install: EXT_SRC="/usr/share/gnome-shell/extensions/thinkpad-red-led@juanmagd.dev/tools/thinkpad-red-led-helper" Then restart GNOME Shell or disable/enable the extension.

Extension Homepage

https://github.com/juanmagdev/ThinkPad-Red-Led-Control