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Why does my ZKTeco fingerprint reader reject some users?

Rejections usually come from the fingerprint or the sensor. Dry, worn or damaged fingertips are hard to read, and a dirty or scratched sensor makes it worse. A poor first enrolment also causes repeat failures, so re-enrolling the user with a clean finger and a full, flat press often fixes it. We clean the sensor, test a few enrolments and suggest enrolling a second finger or a card for users who struggle. If the sensor is damaged, the terminal needs repair.

Who this applies to

This answer is for owners, tenants and facility managers in Ajman who want a clear answer. It describes general practice. The right solution for your gate, door or shutter depends on the equipment, the site and how often it is used, which is why we look at it on site before we quote.

What to do next

  1. Describe your situation and the equipment involved, with the brand if you know it.
  2. Add photos of the opening or the unit through the quote form.
  3. We call you to arrange a free site visit.
  4. After the visit you receive a written quote.

Where we help with this in Ajman

We attend sites across Ajman. These locality pages list the services, nearby areas and questions for each place.