: Updates enable the device to work seamlessly with modern platforms like ZKTime.net 3.0 BioTime Africa New Features
Look for and note down the exact string of numbers and letters. Step 2: Verify Your Hardware Version
When updating the ZKTECO K40 Pro firmware, keep the following precautions and best practices in mind:
If the screen remains black, the device may have been bricked by incorrect firmware. You will need to contact an authorized service center for a hardware reset. Conclusion