> For the complete documentation index, see [llms.txt](https://b4zh.gitbook.io/b4zh/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://b4zh.gitbook.io/b4zh/bios-mbr-uefi-gpt.md).

# BIOS, MBR, UEFI, GPT

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***

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