While there are several software products with similar names, primarily refers to the programming software used for HKS VALCON (Variable Valve Timing Control) systems in automotive performance tuning.
“Controller not found” on Windows 10/11. Fix: Go to Device Manager → Ports (COM & LPT). Your plotter appears as “USB Serial Port (COMx)”. Manually set COMx (usually 3-6) in EasyWriter’s preferences. novatek easywriter v4 5 62 link