Don't forget that the software requires specific drivers to communicate with the laser controller. Navigate to the installation folder (e.g., C:\SmartCarve43\Driver Driver Install
After analyzing hundreds of forum threads (Reddit, LaserUser, Sawmill Creek), the default passwords for SmartCarve 43 are rarely changed by manufacturers. Here is the hierarchy to try: smartcarve 43 password install
Configuring the computer's IP address to be on the same subnet as the laser cutter. Don't forget that the software requires specific drivers