# Retroarch reads Roms from SD2, but Bios from SD1

**URL:** https://community.muos.dev/t/retroarch-reads-roms-from-sd2-but-bios-from-sd1/1558
**Category:** 2601 Jacaranda
**Tags:** retroarch
**Created:** [June 17, 2026, 12:57pm UTC](https://community.muos.dev/t/retroarch-reads-roms-from-sd2-but-bios-from-sd1/1558 "2026-06-17T12:57:15Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![bgelmini](https://community.muos.dev/user_avatar/community.muos.dev/bgelmini/32/23_2.png) [@bgelmini](https://community.muos.dev/u/bgelmini)
#### Post date: [June 18, 2026, 1:16pm UTC](https://community.muos.dev/t/retroarch-reads-roms-from-sd2-but-bios-from-sd1/1558/3 "2026-06-18T13:16:59Z")

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Once you move `BIOS` to sd2 in configuration\>storage options, you should have a /muos/bios folder there.  
Your bios should be in that folder, since that is the default location for them with muOS.

> [@How to add more content](https://community.muos.dev/t/how-to-add-more-content/297#bios):
>
> [How should I name my content folders?](#default_folders) muOS does not have any default names for content. Other firmwares might need a strict structure, but we do not. [So where do I put my content?](#content_location) One of the key differentiators between muOS and other CFW’s is its flexibility with content storage. Essentially, it mostly doesn’t care where you put things. Important The only firm rule is that all your content must be in sub-folders under a folder named roms. This can be on SD1, SD2 or both. Content structur…

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