/bootra1n

Just enough Linux for checkra1n.

bootra1n: Linux + checkra1n, on USB

Just enough Linux to boot checkra1n on any PC.

You will need:

  • An USB flash drive (at least 512MB or larger)
  • 64-bit or 32-bit AMD or Intel PC

You do not need to install additional software or an OS.

1. Download bootra1n

64-bit: 58081dedecfae5ebfb167fc0d45985ca00f20ca13a61c5f4c3d47a49d75af14a
32-bit: 74186eaf60a54d5ec986c5d9529f18b7901c953397e0fd85edb8466b7dc2378e

Unzip bootra1n into any directory, it should contain an ISO file.

2. Write bootra1n to USB

Download Etcher, select the ISO file, flash it to your USB drive.

2.1. Use UEFI boot without formatting your flash drive

If you already have an USB drive formatted with FAT32 format, and your PC supports UEFI boot (which most modern PC do),
then you can just copy contents to your drive's root directory, without the need to format it.

You can use any archive tool, 7-zip is a recommended open-source archive tool available for Windows.

  • Extract everything from downloaded ISO to your drive
  • Open /boot/grub/efiboot.img and extract the EFI folder to your drive's root.
  • Change your USB drive's label to VOID_LIVE
  • Reboot and select UEFI boot device from your BIOS boot menu

3. Reboot and run checkra1n

Reboot your computer and enter your BIOS's boot menu.

  • Select the flash drive, and it should boot into the login prompt
  • Log in as anon, with password voidlinux
  • At the $ prompt, enter sudo checkra1n

Prompt

Happy jailbreaking!

Shutdown/Restart

Quit checkra1n and at prompt type:

  • sudo shutdown -h now to shut down, or
  • sudo shutdown -r now to restart.

Troubleshooting

Error -77: Remove your passcode before starting the jailbreak, you can set it back once done.
Error -78: Exit checkra1n and double-check you entered sudo checkra1n
Secure Boot Errors: You can disable Secure Boot in your BIOS settings.
USB Errors: Try swapping cables and changing from USB 2.0 (black port) to 3.0 (blue port) and vice versa.
ACPI Errors: On the boot menu, select RAM mode, then press TAB and add acpi=off nomodeset to the prompt.

Credits