Before touching anything, copy the existing file:

Want to ensure your web-based file manager or SSH access is always on?

wifi.ssid="YourNetworkName"

You can create core-specific or game-specific .cfg files that override global settings (e.g., enabling "Modern" analog controls for N64 games). Quick Tips for Editing

emuelec.conf location, edit emuelec settings, emuelec performance mode, emulationstation config file, emuelec kiosk mode reset. emuelec.conf - GitHub

Samba Shares: On a Windows PC connected to the same network, type \EMUELEC into your file explorer. Navigate to the "Config" folder.

These lines control how EmuELEC starts up.

Find the line regarding audio. It often defaults to analog (headphones). Change it to auto or hdmi .