Restart the operating system. In Windows
9x/NT, this is equivalent to restarting Windows. In Windows 3.x, it
is equivalent to a warm restart. It closes Windows and restarts
DOS.
Windows
Restart Windows. In Windows 9x/NT, this is
equivalent to stopping all programs and logging off of Windows. In
Windows 3.x, it is equivalent to exiting to DOS and restarting
Windows.