Bootable device not found

[loa]

Reboot and select a proper Boot device

I was able to work this around by installing rEFInd For those encountering difficulties booting Umbrel, here are two alternative solutions based on different scenarios: Option A: If you can connect your drive externally and boot from there, follow these steps: Boot your computer from the external drive. Inside Umbrel, navigate to Settings → Advanced Settings → Terminal. Type the following command in the terminal: bash Copy code sudo apt install refind Option B: If you can’t boot the devi…