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FunKey-Project.github.io/docs/tutorials/software/update.md
Michel-FK 4f07ef4e25 add firmware upgrade 
Signed-off-by: Michel-FK <michel.stempin@funkey-project.com>
2021-01-20 13:22:32 +01:00

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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

Github Release

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

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