#!/bin/bash
# Disable WiFi power saving for all wireless interfaces
# Run as root or with sudo

for iface in $(iw dev | awk '/Interface/ {print $2}'); do
    echo "Disabling power saving for $iface..."
    iw dev "$iface" set power_save off
done

echo "WiFi power saving disabled for all interfaces."

echo "To make this persistent across reboots, create a NetworkManager config: /etc/NetworkManager/conf.d/wifi-powersave.conf"
cat <<EOF | sudo tee /etc/NetworkManager/conf.d/wifi-powersave.conf
[connection]
wifi.powersave = 2
EOF

sudo systemctl reload NetworkManager

echo "Persistent WiFi power saving setting applied."