Look at the exact time displayed on the locked UA300 screen (HH:MM). Step 2: Generate a Master Password
. She grabbed a calculator, ready to try the "Super Password" trick often used for ZKTeco F18 and UA series : She took , subtracted the current time ( ), and got . Squaring that number ( ) gave her a long string of digits: : She pressed the button, entered
Make sure to back up any important data before performing a factory reset.
If you are locked out of the device menu because you don't have the admin password, you can use a time-based algorithm to generate a temporary "Super Password." zkteco ua300 factory reset
If the device is connected to your local network and you have administrative access to the management software, you can trigger a reset remotely. Using ZKTime.Net / ZKAccess 3.5 Open the ZKTeco software on your computer. Navigate to the or Device Management tab. Ensure the UA300 status indicator is green (Connected). Click on AC Parameters or Device Control .
Before initiating a factory reset, it is vital to understand its impact on your data:
Download or open a tool on your PC.
Select (or Data Mgt > Clear Data depending on your firmware version). Choose Restore Factory Default . Confirm the prompt by pressing M/OK .
, she looked for a reset sequence involving the tamper switch or specific DIP switches inside. Finally, with a long, satisfying
Fingerprint templates, PINs, and RFID card numbers may be unlinked or erased depending on the reset depth. Look at the exact time displayed on the
Disconnect the power adapter from the wall and remove the backup battery if one is installed. Unscrew the back mounting plate of the UA300.
Recalling a tip from an old IT forum, Sarah looked at the clock on the UA300's screen:
: Use the ZKTeco Admin Password Reset Tool or a similar utility. You enter the device time, and it generates a one-time password. Enter Backdoor : Press M/OK . When prompted for the Admin ID, enter 8888 . Press OK and enter the generated temporary password. Squaring that number ( ) gave her a