System Management Commands

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Shutdown Command

• shutdown /s close all open programs and services before powering off computer
  • /t specify a delay in seconds, default is 30s
  • /a aborts if used quickly enough
• shutdown /h hibernates computer, save current session to disk before powering off computer
• shutdown /l logs off, closing all open programs and services but leaves computer running
• shutdown /r restarts computer, closes all open programs and reboots without powering down

System File Checker

• sfc verifies system files and restores corrupted/damaged files from cache
• use in administrative command prompt
• sfc /scannow runs scan immediately
• sfc /scanonce schedules scan on next restart
• sfc /scanboot schedules scan that runs each time the PC boots

Report Windows Version

• winver reports version information
• often used for support