CentOS / Red Hat / Fedora Linux Turn off Beep / Bell Terminal Sound

Remove pcspkr driver

Login as the root user

Type the following command to unload the driver:

Sample output:

/etc/modprobe.d/blacklist file

Open /etc/modprobe.d/blacklist file:

You need to append a module here prevents the hotplug scripts from loading it:
blacklist pcspkr

Save and close the file. Alternatively, you can unload driver by appending
following line into /etc/rc.d/rc.local:

Append following line:

/sbin/rmmod pcspkr

Save and close the file. There are other ways to turn off beep sound under Linux, if you don’t have root level access.

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