fwupdmgr -V (return code: 1)
Command not found
Usage:
fwupdmgr [OPTION...]
clear-results Clears the results from the last update
dump-rom Dump the ROM checksum
get-details Gets details about a firmware file
get-devices Get all devices that support firmware updates
get-results Gets the results from the last update
get-updates Gets the list of updates for connected hardware
install Install a firmware file on this hardware
install-prepared Install prepared updates now
refresh Refresh metadata from remote server
unlock Unlocks the device for firmware access
update Updates all firmware to latest versions available
verify Gets the cryptographic hash of the dumped firmware
verify-update Update the stored metadata with current ROM contents
Help Options:
-h, --help Show help options
Application Options:
-v, --verbose Show extra debugging information
--offline Perform the installation offline where possible
--allow-reinstall Allow re-installing existing firmware versions
--allow-older Allow downgrading firmware versions
fwupdmgr --help (return code: 0)
Usage:
fwupdmgr [OPTION...]
clear-results Clears the results from the last update
dump-rom Dump the ROM checksum
get-details Gets details about a firmware file
get-devices Get all devices that support firmware updates
get-results Gets the results from the last update
get-updates Gets the list of updates for connected hardware
install Install a firmware file on this hardware
install-prepared Install prepared updates now
refresh Refresh metadata from remote server
unlock Unlocks the device for firmware access
update Updates all firmware to latest versions available
verify Gets the cryptographic hash of the dumped firmware
verify-update Update the stored metadata with current ROM contents
Help Options:
-h, --help Show help options
Application Options:
-v, --verbose Show extra debugging information
--offline Perform the installation offline where possible
--allow-reinstall Allow re-installing existing firmware versions
--allow-older Allow downgrading firmware versions