0xC004C052
MISSING CBR
This preinstalled version of Windows
can't be activated. Contact your PC
manufacturer for assistance, or buy a
new key
YES
Provide a key over the phone and capture
details in CRM.
Escalate to [email protected]
immediately
ERROR CODES REASON
SCREEN MESSAGE
PROVIDE
KEYs
RECOMMENDED STEPS
REASON
0xC004F00F
RIT ERROR
This PC isn't activated anymore. If you
reinstalled Windows or made changes
to your hardware recently. You can
contact customer support for help
NO
Recommend Customer to contact MS per
error screen.
Caused by multiple activation on
same system.
(e.g.: reinstalling
image and activating )
0xC004C016
COA KEY
This product key can only be used to
restore Windows on PCs that have
Windows pre-installed. You can
activate windows on the phone
NO
Refer customer to Activate by Phone
OEM COA key (from label) entered
to activate.
ACTIVATION ERROR CODES FOR WINDOWS 8
(DO NOT PROVIDE KEY)
KEY BLOCKED IN
SPECIFIC REGION
0xC004C4A9
0xC004C017
0xC004F010
0xC004F005
0xC004F004
0xC004C4A5
0xC004C4A4
0xC004C010
0xC004C00F
0xC004C00E
0xC004C007
0xC004C004
0xC004C001
0xC004B001
INVALID KEYS
Recommend Customer to either purchase a
new key or contact Microsoft
Fraudulent activity
NO
Recommend customer to change region in
country preference or contact MS
This product key doesn't match the
region you're in, so try a different
region
Trying to activate license outside
region it can be acquired.
This product key didn't work. Try a
different key, or buy a new one.
NO
a) Recommend Customer to MS for activation
b) If no resolution, escalate to CSAT Team
PC no longer matches what’s
recorded in MS database . Caused
due to hardware changes – resulting
a different hardware hash – once the
CBR is submitted. Damaged
Windows files can cause some of
these errors.
CERCUMVENT
ACTIVATION
FAILURE
There are files on your PC that are
preventing activation. You need to
buy and reinstall a new version of
NO
0xC004C4B1
0xC004C4B0
0xC004C4AB
NO INTERNET
CONNECTIVETY
If you want to activate online, you
need to connect to the Internet-or
you can call us.
Recommend Customer to either connect or
contact MS for manual phone based
activation
NO
0x80072efd
0x80072EE7
0x8004cf44
No Internet
