This error generally occurs when you upgrade windows from windows 7, 8 and 8.1 to windows 10 the product key may turn to be invalid. To fix windows 10 activation error code 0xc004f012 search key using your windows also if you lost the key during upgrade you can retrieve the key by using system details.
If you want to downgrade or roll back your windows from windows 10 to windows 7 or 8 you can read our post to get help while downgrading to know more Read How to downgrade or rollback from windows 10 to windows 8 and windows 7. But to fix activation error code 0xc004f012 in windows 10 follow steps mentioned below in the blog.
Steps to Fix Windows 10 Activation Error Code 0xc004f012:
METHOD1: REBUILD TOKEN ACTIVATION FILES
Step1: Open folder from my computer in following manner C:\Windows\System32\SPP\Store\2.0.
Step2: Rename toked.dat to token.old.
Step3: Run Command prompt in admin mode and type net start sppsvc and hit enter.
Step4: Execute following command: cscript.exe slmgr.vbs /rilc and press enter.
Step5: Wait for command to execute and restart the system.Step6: Now go to activation in setting and enter key to activate.
METHOD2: CHANGE PRODUCT KEY
Step1: Close all programs.
Step2: Open command prompt and type slmgr.vbs.ipk <product key> and hit enter.
Step3: Type slmgr.vbs/ato and hit enter.
Step4: Check if error code 0xc004f012 windows 10 is fixed.
METHOD3: ACTIVATE WINDOWS 10 ON CALL
Step1: Open command prompt and type slui 4.
Step2: Now select you country and hit enter.
Step3: It will display a toll free number used for activation for target location.
Step4: On call a confirmation id is generated enter it on your system when needed during activation.
Call Windows 10 Support Number 1-877-242-3672 to Fix Activation Error Code 0xc004f012
If on following all the steps given above you are not able to activate Windows 10 you can call an expert. To get connected to windows 10 professionals you can contact windows 10 support number and get online help to fix the windows 10 activation error. A team of certified tech professionals working here to fix the windows problems with right approach.