feature-firmware/org.meshtastic.feature.firmware/JvmFirmwareFileHandler/isRemovableDestination

isRemovableDestination

open suspend override fun isRemovableDestination(destinationUri: CommonUri): Boolean(source)

Always false on desktop: there is no Storage Access Framework to classify a volume with, and the multi-pass UF2 maintenance flow is Android-only. Refusing is the fail-closed answer, consistent with DesktopFirmwareUsbManager reporting the CDC unblock unsupported.