How to Solve Microsoft Windows Activation Error Code 0x8007007B

Error Code 0x8007007B : This article describes the Windows Activation Error code 0x8007007B. You might see this in Windows versions XP, 7,8,8.1,10. This 0x8007007B error code in Windows 10 mostly occurs because of corrupted files and viruses and malware and product key blocked. Follow the below steps to fix the error code. Take technical support from chat if you have any difficulty in debugging.

Disclaimers:  Activation needs the verification of the license keys and the account verification. If you cannot fix this issue, please contact the technician for support.

Error code 0x8007007B

Windows Update Error Code 0x8007007B

Applicable to the Following Operating Systems of Windows Activation Error Code 0x8007007B :

  • Windows XP, Vista
  • Next Windows 7, 8 and 8.1
  • Windows 10

Symptoms of Windows Activation Error Code 0x8007007B :

An Error message will display that says Windows cannot be activated. The KMS host cannot be located in the DNS, please have the system administrator verify that the KMS is published correctly in DNS.

Error 0x8007007b will be displayed, stating that the file or directory name or the volume label syntax is not correct.

Causes of Windows Activation Error Code 0x8007007B :

  • Mak product key
  • PC problem
  • Activation error code issue
  • Foutcode error

How to Resolve Windows Activation Error Code 0x8007007B:

Method 1: Change the Product Key Using GUI & Active Windows:

Step 1: Run the Command Prompt

open the start menu and search cmd.

Then right click on cmd & click on Run as administrator.

Type the commands in this

slmgr.VBS –ipk your-activation-key-here

slmgr.vbs –ato

Run a command prompt

command prompt

The error code can fix through the Run command

Step 2: Run the Command in RUN Window

Open the Run Window And type the slui3 then press ok

Run Window

Run Window

Then open the Window  and enter the product key after that click activate for the activation

It will fix and solve the Windows Activation Error code

Step 3: Run an SFC/Scan now

open the start menu and search cmd.

Then right click on cmd & click on Run as administrator.

Type the commands in the command prompt and press enter after each one.

SFC/Scan now

Run command

Run command

Then run the command and it will solve the Windows Activation Error code

Step 4: Create a System Restore Point on PC

Go to the start menu and search for the system properties

Then open it and click tick on the system protection

Then go to click on system restore and create a restore point

After that, the process is done for wait some time then press click Ok

System restore

System restore

Run a system restore and creating a new restore point by these two steps can solve the Windows Activation Error code.

Method 2: Change the Product Key Using Command Prompt & Active Windows:

First, close all opened programs and tabs

Then right click on the screen’s bottom  left corner and from the popup menu, choose command prompt(admin)

Then press ‘Yes’ to UAC warning, If asked.

Inside a command prompt Window type, the following command and press Enter each one.


Where XXXX means type your product key in  XXXX’s place

Now it’s time to activate the Windows then type the command and press Enter


Wait for the Running process finally Windows Activated successfully.

For any additional technical support, please initiate a chat with our Support Professionals, We are experts in resolving the Microsoft Office or Windows related issues.

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