nvm, figured it out in another forum.
I have tried flashing meshtastic 2.7.15 via both Bluetooth and Serial and "404 cannot connect/download." Is this device "locked" or only stable with the outdated FW?

I have tried flashing meshtastic 2.7.15 via both Bluetooth and Serial and "404 cannot connect/download." Is this device "locked" or only stable with the outdated FW?