QProcess::startDetached("notepad.exe");
QStringList args; args << "-o" << "output.txt"; QProcess::startDetached("myprogram.exe", args);This code launches the "myprogram.exe" program and passes two arguments ("-o" and "output.txt") to it. As the process is detached, the calling application can continue its execution without waiting for the external program. Package Library: This code requires the QtCore library.