Does your device freeze occasionally? Does the TCP/IP connection drop randomly? These are often software bugs. Firmware updates frequently contain "stability improvements" that fix these nagging glitches, ensuring the device runs smoothly 24/7.
Learn how to update ZKTeco firmware to ensure optimal performance, security, and functionality of your biometric devices. Follow our step-by-step guide and best practices to successfully update your ZKTeco firmware.
There are two primary ways to update your device: via a USB drive or through the web interface. Method 1: Using a USB Flash Drive
Select the firmware file from your computer and click Upgrade .
Upload the official firmware image file from your computer to the software server interface.
If you manage a large fleet of access control panels (like the InBio or C3 series) or networked time clocks, you can push updates remotely through management software.
The USB method is the most reliable way to update ZKTeco terminals. 1. Preparing the Firmware File
Always backup user data, fingerprint templates, and attendance logs. You can do this via USB or directly from your software (e.g., ZKAccess 3.5, ZKBioAccess).
Plug the USB flash drive into the USB host port on your ZKTeco terminal.