2 Methods to Get Last System Boot Date and Time on Windows

Monitoring the last boot date and time of a Windows system is an important aspect of system administration and troubleshooting. Understanding when a system was last rebooted is crucial for various tasks, including diagnosing performance issues, evaluating system stability, and ensuring maintenance compliance. This tutorial provides 2 methods how to get last system boot date and time on Windows.

Method 1 - CMD

Use the wmic command to retrieve the last boot date and time of the system:

wmic os get LastBootUpTime | find /v "LastBootUpTime"

Output example:

20230923064045.500000+180

Let's break down this output into its components:

• Year (YYYY): 2023
• Month (MM): 09 (September)
• Day (DD): 23
• Hour (HH): 06
• Minute (MM): 40
• Second (SS): 45
• Milliseconds (000000): 500000
• Timezone Offset: +180 (given in minutes from UTC)

Method 2 - PowerShell

In PowerShell window, use Get-WmiObject cmdlet to query the system for the last boot date and time:

(Get-WmiObject Win32_OperatingSystem).LastBootUpTime