How to Install Grub Customizer on Centos 7

This video covers the method to install Grub Customizer on CentOS 7. Grub Customizer is a graphical tool used to manage the Grub bootloader in centos.
For more explanation on this video: https://www.linuxhelp.com/how-to-install-grub-customizer-on-centos-7/

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centos 7