What you will need: startup sound in ogg format.
Go to System -> Preferences -> Starup Applications
Look for “GNOME Login Sound” in the list. If you don’t want to hear anything at startup, uncheck this box.
If you want to change the sound, press Edit button. Then in the command field you’ll see
/usr/bin/canberra-gtk-play –id=”desktop-login” –description=”GNOME Login”
Change “desktop-login” to the name of the sound file you want, without file extension.
Click Save and close the startup dialog.
Now you have to copy this new sound (.ogg file) to
You need root permission to copy the file into this directory which can be done by running nautilus as root.
Then browse to that folder and paste the file there.
Log out and login to listen to the new startup sound.