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Rescue mode provides the ability to boot a small Fedora environment entirely from CD-ROM, or some other boot method, instead of the system’s hard drive. … By booting the system from an installation boot CD-ROM or DVD. By booting the system from other installation boot media, such as USB flash devices.
How do I use Fedora rescue?
To access this mode, boot from your Fedora install media and select “Rescue installed system” from the boot menu using the arrow keys and Enter or by pressing the R key (if you need to edit the boot options first — to disable ACPI, for example — navigate to the Rescue option with the arrow keys and press Tab).
How to recover Fedora?
On an x86 system using GRUB, use the following steps to boot into single-user mode:
- Press the Esc key at boot time to load the GRUB splash screen, then press any key to enter the GRUB interactive menu.
- Select Fedora with the version of the kernel that you wish to boot and type a to append the line.
