: It prevents the communication drops common with older versions like 1622 when used on single-board hardware. Broaden Compatibility

Before starting, copy your existing Firmware folder from the software directory (usually located in C:\Program Files (x86)\Autocom\ or Delphi\ ).

If the device won't talk to cars after the update, you likely have a "Double Board" VCI. Roll back to Firmware 1622 to restore functionality. Delphi FIRMWARE UPDATE FIX tutorial 2023