Issue: How to fix Windows 10 activation error code 0xC004F034?
I upgraded from Windows 8.1 to Windows 10, but I get an error code 0xC004F034 when I try to activate. I can’t see an option to phone in for activation. Could you please help?
The Error Code 0xC004F034 is a Windows 10 activation bug. It occurs when the PC’s owner upgrades the system from older Windows versions (Windows 7, 8, 8.1) to Windows 10 and navigates to the Settings -> Update & Security -> Activation -> Activate.
Windows 10 activation error code 0xC004F034 is not a critical system error that does affect the ability to install or activate the OS. This is the system vulnerability that occurred on the first week of this particular update because of the overloaded server due to the huge number of downloads.
The Windows 10 activation process fails with an error code 0xC004F034 and the PC’s owner is restricted from a part of Windows 10 features and cannot sign into Windows account. The mentioned error code usually means that the user entered the wrong license key. However, Microsoft admitted that the problem is more often at Microsoft’s server’s end, which may get too overloaded after the release of updates and other Microsoft support products.
Therefore, if you cannot activate Windows due to the 0xC004F034 error, we would recommend postponing the activation for at least a couple of hours or the whole day. If you need to activate right now, we’ll provide a couple of alternative methods that you can try for activation.
Methods to get rid of activation error code 0xC004F034
Before the activation and other methods, we would recommend you to check if the Date and Time settings are correct. Besides, the problem may also happen after the installation of third-party software or some missing system files, which are crucial for completing Windows activation. In this case, Reimage PC optimization tool can be of use. The tool will check for any Windows inconsistencies and fix them. Besides, try to disable anti-virus programs temporarily. If not helpful employ methods listed below.
Remove files from the Download folder and continuously click Activation button
Many people reported that they managed to fix 0xC004F034 error by removing the content of the C:\\Windows\\SoftwareDistribution\\Download and then clicking on the Activation button, which you can find under Settings -> Update & Security -> Activation. Click the button continuously and see if the error is gone.
Activate Windows using Phone Activation
1. Press Windows key + R, type SLUI 4, and press Enter.
NOTE: if you are upgrading to Build 10158 or higher and you are asked for an activation key, use the following keys:
Windows 10 Insider Preview Pro Editions: 8N67H-M3CY9-QT7C4-2TR7M-TXYCV
Windows 10 Insider Preview Enterprise Editions: CKFK9-QNGF2-D34FM-99QX2-8XC4K
Windows 10 Insider Preview Home Editions: KTNPV-KTRK4-3RRR8-39X6W-W44T3
Disable firewall and VPN
If you are using one of these tools, you may need to disable them and update the OS then. When the activation is done, you can enable them again.
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