StarLine firmware version check You can find the current firmware version for your security and telematic system using the main unit's serial number. The serial number starts with... How can you find the current firmware version? GEN7S S... Send SMS with text:  FWUPDATE? If the reply SMS says "firmware not found," then the latest firmware for your system is 2.42.4. ES96P S... GEN7E S... You can find the current firmware version by connecting the main unit to the StarLine Master app E96V2P S... GEN7 S... The latest firmware is 2.41.0 ( 2.41.1 for LTE systems); support has ended afterward.     ES96 S... E96V2 S... E96V2L S... The latest firmware is 2.28.6;  support has ended afterward.