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There are two methods to do this. Method 1 is the standard way if the watch is working normally. Method 2 is useful if the watch is frozen or you are locked out.

Factory reset — Mibro Kids Z3

  1. Charge the watch (≥30%) or keep it plugged in.
  2. Open Settings on the watch: swipe down/up or press the side button to access the main menu.
  3. Find and tap System or Device (if not labeled that way, look for a gear icon).
  4. Tap Reset, Factory reset, or Erase all data.
  5. Confirm by selecting Yes, Confirm, or entering the PIN (default PIN often 0000 or 1234 if required).
  6. Wait: the watch will reboot and return to its out-of-box state.

. If it dies during the reset, it can cause critical software errors.

In this guide, we will walk you through how to factory reset Mibro Kids Z3 using three distinct methods. We will also cover what to do before you reset, how to avoid common errors, and the exact steps to set the watch up again afterward.

  1. The Mibro Kids Z3 smartwatch will restart and complete the factory reset process.
  2. You will need to set up the smartwatch again, including pairing it with your smartphone or tablet.
  3. Make sure to download and install any necessary firmware updates.

Method 3: The Hardware Button Reset (The Troubleshooting Approach)

Method 2: Factory Reset via the Mibro App (Parent’s Phone)

If the watch screen is broken or locked, use the app.

This is the most direct way to perform a hard reset if you can access the watch's dial pad. Press the Power button to wake up the screen. Open the Dial application on the watch. Enter the code: *#174714#. Tap the Call button.