Office error code 0x8004FC12

How to resolve Office error code 0x8004FC12.


Cause of incident:


Error code 0x8004FC12 applies to all applications of Office 2013 and 2016 and the most common cause for it is your operating system (Windows 10 in most of the cases) is not updated. Please see that you update the operating system and then try to activate Office.

Another workaround is available for users who are facing this issue in their workplace. Please note this resolution is not applicable for standalone or home user computers. Users at their workplace can add a Net local group (If available) and try to activate Office after restarting their computer. This solution has worked fine for a lot of users who are on workplace LAN.

Our Technical Help Desk Engineers follows tried and tested troubleshooting steps to resolve error code 0x8004FC12 successfully. Chat with us for a resolution.


To resolve Office error code 0x8004FC12 please follow simple instructions in this document.


Office error code 0x8004FC12


1. Disable Windows Firewall.

1. Go to Control Panel and click on Windows Firewall.

Office error code 0x8004FC12

2. Click on Turn Windows Firewall on or off.
Note: You will need Admin privileges to enable or disable Windows Firewall.

Office error code 0x8004FC12

3. Click on Turn off Windows Firewall (not recommended) under each active network connection.

Office error code 0x8004FC12


2. Change Proxy server settings.

1. Go to Control Panel and click on Internet Options.

Office error code 0x8004FC12

2. Select Connections Tab and click on LAN setting.

Office error code 0x8004FC12

3. Uncheck Use a proxy server for your LAN.

Office error code 0x8004FC12


How to resolve Office error code 0x8004FC12.



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3. Check system integrity.

1. Press Windows + R and type CMD.
Note:
You will need select Run as administrator.

Office error code 0x8004FC12

2. Type sfc /scannow and press enter.

Office error code 0x8004FC12


4. Check System Files For Error

1. Press Windows + R and type cleanmgr.

2. Select the OS Drive (usually C:) and Press OK.

Office error code 0x8004FC12

3. Click on Clean up system files.

Office error code 0x8004FC12


Note: If the issue is still not fixed please initiate a CHAT SESSION with our Technical expert. Our Technical experts will be glad to assist you.



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