SOLVED: We can't activate Windows on this device as we can't connect to your organization's activation server. Error code 0x8007007B

SOLVED: How to fix Windows activation error code 0x8007007B. Check firmware embedded OEM key and activate Windows digital license using PowerShell

Windows 10 home firmware embedded key

Check Windows firmware embedded key using PowerShell

(Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKey
(Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKeyDescription 

If the output is Core OEM the computer has a Windows 10 home firmware embedded key.

Example: Windows 10 Home firmware embedded key
Core OEM:DM is Windows 10 Home

Windows 10 activation error. We can't activate Windows on this device as we can't connect to your organization's activation server. Error code 0x8007007B

• Microsoft Surface Pro with Windows 10 Pro firmware embedded OEM key running Windows 10 21H1
• Microsoft 365 Business Premium license, which includes Windows 10 Business license

Check Windows license activation

Start - Settings - System - About - Activation

We can't activate Windows on this device as we can't connect to your organization's activation server. Make sure you're connected to your organizations network and try again. Error code 0x8007007B

Check Windows firmware embedded key using PowerShell

(Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKey
(Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKeyDescription 
 

Example: Windows 10 Pro firmware embedded key  

Professional OEM:DM is Windows 10 Pro 

Example: Windows 10 Home firmware embedded key 

Core OEM:DM is Windows 10 Home

Check Windows license activation status using PowerShell

Get-CimInstance SoftwareLicensingProduct -Filter "Name like 'Windows%'" | where { $_.PartialProductKey } | select LicenseStatus 

When the Windows license is activated properly, the license status will be 1. 
If any other value is returned, then there is an issue with license activation.

License status values

Activate Windows Digital License using PowerShell

To fix the Windows activation error, we can run these PowerShell commands to activate the Windows Digital License using the firmware embedded key

$ProductKey = (Get-CimInstance -ClassName SoftwareLicensingService).OA3xOriginalProductKey
$Service = get-wmiObject -query 'select * from SoftwareLicensingService'
$Service.InstallProductKey($ProductKey)
$Service.RefreshLicenseStatus() 

Use the Windows Activation Troubleshooter

You can also use the Windows Activation Troubleshooter to activate a digital license 

Start - Settings - System - About - Activation

Troubleshoot

Click Activate Windows

Click Close

Reference:

Deploy Windows 10/11 Enterprise licenses
https://docs.microsoft.com/en-us/windows/deployment/deploy-enterprise-licenses

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