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Reviewed partial proc_adding-other-operating-systems-grub2.adoc (#522)
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Normally, *GRUB2* is preset to boot multiple operating systems during the Fedora installation process. If you can, it is advisable to install non-Linux operating systems first. Then, during the installation process, all those operating systems and their locations will be discovered and properly set.
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Normally, *GRUB2* is preset to boot multiple operating systems during the Fedora installation process. If you can, it is advisable to install non-Linux operating systems first. Then, during the installation process, all those operating systems and their locations will be discovered and properly set.
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Adding other records into the *GRUB2* menu only means to run `grub2-mkconfig` command to regenerate the configuration files. During this process, all operating systems known to the system will be added into the configuration. By reinstalling *GRUB2* into the MBR, this configuration will be used for further boots.
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Adding other records into the *GRUB2* menu only means to run `grub2-mkconfig` command to regenerate the configuration files. During this process, all operating systems known to the system will be added into the configuration. By reinstalling *GRUB2*, this configuration will be used for further boots.
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.Before you start
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.Before you start
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@ -18,7 +18,13 @@ Adding other records into the *GRUB2* menu only means to run `grub2-mkconfig` co
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# grub2-mkconfig -o /boot/grub2/grub.cfg
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# grub2-mkconfig -o /boot/grub2/grub.cfg
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----
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----
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. Install *GRUB2* into the MBR of your primary hard disk.
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. Install *GRUB2*.
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* On UEFI systems:
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----
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# dnf reinstall shim-* grub2-efi-* grub2-common
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----
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* On BIOS systems, specify the disk where the bootloader should be installed:
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----
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----
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# grub2-install /dev/sda
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# grub2-install /dev/sda
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