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
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.
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
- At the
Quit checkra1n and at prompt type:
sudo shutdown -h nowto shut down, or
sudo shutdown -r nowto restart.
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
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.