Updating the ZKTECO K40 Pro firmware offers several benefits, including:
Go to Menu > System Info > Firmware Info and write down your current firmware version and MCU build. zkteco k40 pro firmware download updated
Connect to your device:
Ensure the flash drive is under 32GB in size and strictly formatted to FAT32. Try a different USB drive if the issue persists. Updating the ZKTECO K40 Pro firmware offers several
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