This is the documentation of GNU GRUB, the GRand Unified Bootloader, a flexible and powerful boot loader program for PCs.
This edition documents version 0.91.
1. Introduction to GRUB Capturing the spirit of GRUB 2. Naming convention Names of your drives in GRUB 3. Installation Installing GRUB on your drive 4. Booting How to boot different operating systems 5. Configuration Writing your own configuration file 6. Downloading OS images from a network 7. Using GRUB via a serial line 8. Embedding a configuration file into GRUB 9. Protecting your computer from cracking Improving the security 10. GRUB image files 11. Filesystem syntax and semantics 12. GRUB's user interface The menu and the command-line 13. The list of available commands The list of available builtin commands 14. Error messages reported by GRUB Error messages produced by GRUB 15. Invoking the grub shell How to use the grub shell 16. Invoking grub-install How to use the GRUB installer 17. Invoking grub-md5-crypt How to generate a cryptic password 18. Invoking mbchk How to use the Multiboot checker A. Frequently asked questions B. How to obtain and build GRUB C. Reporting bugs Where you should send a bug report D. Where GRUB will go Some future plans on GRUB E. Hacking GRUB Index