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last boot up time
About this tag
The tag 'last boot up time' covers methods for checking when a Windows machine last rebooted. Content focuses on Windows Server, detailing three primary approaches: Command Prompt with systeminfo, PowerShell using Win32_OperatingSystem or Get-CimInstance, and Event Viewer via System log Event IDs. Each method is evaluated for speed, scriptability, and forensic detail. The tag includes step-by-step procedures, output interpretation, common pitfalls, and scenario-based recommendations. This is useful for IT administrators and support staff who need to verify reboot history for troubleshooting, compliance, or maintenance verification.
If you manage Windows Server, the three quickest and most reliable ways to answer the simple-but-critical question “When did this machine last reboot?” are the Command Prompt (systeminfo), PowerShell (Win32_OperatingSystem / Get-CimInstance), and Event Viewer (System log Event IDs). Each method...
automation
boottime
cim
event id
event viewer
forensics
lastbootuptime
logs
powershell
remote management
scripting
system information
uptime
win32_operatingsystem
windows server
wmi