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25.2. Configuring GRUB 2
Changes to the GRUB 2 menu can be made temporarily at boot time, made persistent for a single system while the system is running, or as part of making a new GRUB 2 configuration file.
- To make non-persistent changes to the GRUB 2 menu, see Section 25.3, “Making Temporary Changes to a GRUB 2 Menu”.
- To make persistent changes to a running system, see Section 25.4, “Making Persistent Changes to a GRUB 2 Menu Using the grubby Tool”.
- For information on making and customizing a GRUB 2 configuration file, see Section 25.5, “Customizing the GRUB 2 Configuration File”.
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