Fix: Error Code: 0x004F074 Prevents Windows From Activation

2 minute read

You finally decided to switch from your old Windows OS, like Windows 7 or Windows XP, to the newer version like Windows 8.1. But when you try to activate your new operating system, an unexpected error 0x004F074 appears. Luckily, we prepared a couple of workarounds to help you get rid of this error.
error 0xc004f074 wind8apps
Even if you enter the valid product key after you installed the fresh copy of your new Windows operating system, you might get an error that says you’re unable to contact Key Management Service (KMS). This error code goes by the number of 0x004F074 and users of both Windows 8 and Windows 8.1 could face it. In order to fix this error, try some of the following solutions.

Use the Command Prompt

First, we’re going to try to eliminate this error using the Command Prompt with administrative rights. Here’s what you should do:

  1. Go to Search, type cmd, right click on Command Prompt and select Run as administrator
  2. In the Command Prompt, enter the following line and press Enter:
    • slmgr.vbs –ipk xxxxx-xxxxx-xxxxx-xxxxx-xxxxx (Xs represent digits of your product key)
  3. After that, enter this line and press Enter: slmgr.vbs –ato
  4. Close Command Prompt and restart your computer

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That’s it, but if you still get the same error, try to activate your Windows by phone.

Activation by phone

To activate Windows using your mobile phone, do the following:

  1. Press Windows key + R to open Run command
  2. Enter slui 4
  3. Select your country and click Next
  4. On the next page, you’ll see phone numbers you should call. Make a call and enter Installation ID when they ask you to
  5. After that, enter the confirmation ID provided by the Microsoft Product Activation call center operator and then, click on Activate

That would be all, after performing one of these steps, you should be able to activate your Windows normally.

Read Also: Fix: Service Host: Local Service (Network Restricted) is Causing High CPU Usage

For various PC problems, we recommend to use this tool.

This tool will repair common computer errors, protect you from file loss, malware, hardware failure and optimize your PC for maximum performance. Quickly fix PC issues and prevent others from happening with this software:

  1. Download this PC Repair Tool with Patended Technologies
  2. Click “Start Scan” to find Windows issues that could be causing PC problems.
  3. Click “Repair All” to fix all issues (requires upgrade).