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- How to set the Serial Number on Color LJ Pro M451dn

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1 REPLY 1
09-21-2017 07:34 AM
Hello Wes1985,
The serial number on the printer can be updated using a PJL file & there are special instructions used to flash the file onto the device.
I would suggest you contact the HP support and request for the same.
Thanks!
I am an HP employee
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