powershell "Get-WmiObject -Class SoftwareLicensingProduct | Where-Object $_.Name -like '*Office*' | Select-Object PartialProductKey" This shows only the last 5 characters of the product key. Microsoft removed direct registry access to full keys in C2R versions. However, you can use a VBS script executed via CMD :
ProduKey.exe /office 1 /scomma officekey.txt start officekey.txt This requires downloading ProduKey (NirSoft) beforehand. Although this report focuses on CMD, running PowerShell from CMD gives the most reliable result for modern Office: how to check microsoft office license key using cmd
Create a VBS file (e.g., officekey.vbs ) using CMD: Although this report focuses on CMD, running PowerShell
echo Set WshShell = CreateObject("WScript.Shell") > officekey.vbs echo MsgBox ConvertToKey(WshShell.RegRead("HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\DigitalProductId")) >> officekey.vbs Note: This method works inconsistently on modern Office versions. A more reliable tool is required. While not a native CMD command, you can run a trusted tool silently via CMD to extract the Office key: Technical Documentation Team Date: [Current Date] Version: 1
cscript "C:\Program Files\Microsoft Office\Office16\OSPP.VBS" /dstatus Then note the last 5 characters and match them with your purchased key or Microsoft account. Technical Documentation Team Date: [Current Date] Version: 1.0
reg query HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office\14.0\Registration /s Look for a key named DigitalProductID – but this will be binary, not readable directly.
cscript "C:\Program Files\Microsoft Office\Office14\OSPP.VBS" /dstatus (For Office 2007: Office12; Office 2010: Office14)