FunKey-Project.github.io/docs/tutorials/software/update.md

A firmware upgrade can be performed simply over USB without opening the FunKey S console.

Get the latest "FunKey-rootfs-x.y.z.fwu" firmware update file directly from here or from the bottom of the latest release page in the "assets" section:

https://github.com/FunKey-Project/FunKey-OS/releases/latest

{: .lightbox}

Display	Action
{: .lightbox}	Connect the FunKey S to your computer using the provided micro USB cable, then open it to turn it on
{: .lightbox}	At the launcher's main screen (example here with RetroFE), press the MENU key
{: .lightbox}	Press the UP/DOWN keys until you see "MOUNT USB"
{: .lightbox}	Press the A key twice to confirm
{: .lightbox}	"EJECT USB" is now displayed instead, now go to your host computer and open a File Explorer window
{: .lightbox}	You should see the FunKey S appear as an USB drive on your computer in the File Explorer (example here with Windows 10)
{: .lightbox}	Drag & drop the FunKey-roots-2.0.0.fwu file you just downloaded at the root of this USB drive on your computer
{: .lightbox}	Eject cleanly the USB drive from your computer
{: .lightbox}	Back on the FunKey S, at the "EJECT USB" menu entry, press the "A" key twice to confirm
{: .lightbox}	The FunKey S will then reboot and perform the upgrade

--8<-- includes/glossary.md --8<--