One can open the command line (cmd) and type
shutdown -s -t 1200
to shut down Windows 8 in 1200 seconds. However, an ugly banner appears over the whole screen 10 minutes before the shutdown! Is there a way to avoid the banner showing up?
In PowerShell, use:
They will cause a delay of 1,800 seconds (30 minutes), then perform the shutdown.
You're looking for a "wait" command to add before shutting down, instead of making