quick-docs/en-US/modules/proc_enabling-serial-console-grub.adoc
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= Enabling Serial Console in GRUB2
[[enabling-serial-console-grub]]
To enable Serial console in grub:
.Procedure
. Edit the `/etc/default/grub` file.
. Adjust `baudrate`, `parity`, `bits`, and `flow` controls to fit your environment and cables, see the example.
+
----
GRUB_CMDLINE_LINUX='console=tty0 console=ttyS0,115200n8'
GRUB_TERMINAL=serial
GRUB_SERIAL_COMMAND="serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1"
----
. Regenerate the *GRUB2* configuration file and reinstall the bootloader into the MBR, as described in xref:adding-other-operating-systems-grub2[Adding other operating systems to the *GRUB2* menu].