Please refer below steps to unlock.
1. Format the USB drive to FAT32.
2. Unzip Unlock.zip and copy to the USB drive root.
3. Insert the USB to IFP50 USB 2.0 port, it will unlock automatically.
My IFP7550 appears "The device has been locked, please use the U disk to unlock", how can I do? Print
Modified on: Wed, 9 Jan, 2019 at 3:15 AM
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