#!/bin/bash

sudo tee /etc/udev/rules.d/99-volume-key.rules > /dev/null <<'EOF'
# Grant read permission for the Volume‑Up key device
SUBSYSTEM=="input", ATTRS{name}=="*volume*", MODE="0660", GROUP="input"
EOF
# Replace *volume* with a substring that matches your device’s name (e.g. “Logitech”) if the rule above doesn’t apply.
sudo udevadm control --reload