Network (TCP/IP) unlock — when device is online and you have operator access
(if available) or use the standard administrator ID 9999 . Step 2: Use a ZKTeco Password Calculator zkteco password reset tool
Websites like keysecu.com offer a downloadable reset tool that relies on the same time‑based algorithm used by official software. While these tools can work, they are not authorized by ZKTeco. Using them may violate the terms of service for your device and could expose your system to unknown security vulnerabilities. Network (TCP/IP) unlock — when device is online
Older ZKTeco firmware uses a known mathematical formula to generate a 1-minute valid password. You can use a third-party ZKTeco password generator tool online, or calculate it using this standard algorithm: Using them may violate the terms of service
: Use an online ZKTeco password generator tool or software utility. Input the exact time shown on your device into the tool to receive a 6-digit or 8-digit dynamic password.
The device will prompt for a password. You must enter a 6-digit code that corresponds to the time shown on the device screen.
If the tool fails repeatedly, do not attempt to force it. Instead, contact ZKTeco technical support directly with your device serial number. A support representative can often guide you through a safe unlock process without data loss.