you dont need to do any of that with a reasonable distro.
Manjaro lives a one kernel life, and so does the default debian os.
rolling your own debian you can have multiple kernels, edit extlinux.conf and reboot to a different kernel at will. but you dont have to.
Manjaro lives a one kernel life, and so does the default debian os.
rolling your own debian you can have multiple kernels, edit extlinux.conf and reboot to a different kernel at will. but you dont have to.