For Windows 11, 10, 8.x, 7 and some other Windows there is an alternative: a small nice program (184 kb download) which does this job and many more: "Don't sleep" =
http://www.softwareok.com/?seite=Microsoft/DontSleepIt can:
- prevent the monitor from going to sleep
- prevent automatic Standby mode
- come up in an activated state, so no keystrokes or mouse clicks are neccessary after you start it
- be configured with an INI-file and command line parameters
- start minimized or in the system tray
- speak many languages
- does *not* change any system or registry settings
HTH