How to factory reset NUBIA Z9 Max NX512J? How to wipe all data in NUBIA Z9 Max NX512J? How to bypass screen lock in NUBIA Z9 Max NX512J? How to restore defaults in NUBIA Z9 Max NX512J?
The following tutorial shows all method of master reset NUBIA Z9 Max NX512J. Check out how to accomplish hard reset by hardware keys and Android 5.0 Lollipop settings. As a result your NUBIA Z9 Max NX512J will be as new and your Qualcomm Snapdragon 615 MSM8939 core will run faster.
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Nubia M2 Hard Reset - video