How To Solve Max Devices Limited on MTools?

If you have purchased MTools Full version by Google Play or MTools Activation Code, you may meet max devices limited when restoring purchase in a new device. There’re 2 main reasons,

  1. Unlocked over 4 devices.
    No matter Payment by Google Play or MTools Activation Code, the max device count is 5 when restore transaction.
  2. Input the invalid code.
    Copy the code from order email directly. No more spacing or comma.


Android device ID will change if the device is flashed with a different ROM. MTools will recognize it as a new device by false.

How to solve the problem

Fill in the form if your transaction becomes invalid because of device ID changes. We’ll recheck and help you fix the problem in 24 hours.

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