On Tuesday, 10 August 2021 at 18:59:33 UTC, Marcone wrote: > Using -Lgdi32.lib -Luser32.lib? Same error. The part after that: If you want the Windows subsystem too, use -L/subsystem:windows -L/entry:mainCRTStartup. Pass BOTH -L/subsystem:windows AND -L/entry:mainCRTStartup