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Here I have a Meizu Pro 7 and let me show you how to enter the engineering mode on the
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following device. So at the very beginning let's start by unlocking the screen and here let's open the phones dialer
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Afterwards let's activate the keypad and you have to use the following secret code
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As you can see the engineering mode just pops up
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Here you can have access to a couple of useful information and tests. For example you can scroll down under telephony and choose LTE information from your first
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sim card for example. You can also go back and go to connectivity right here and for example you can tap on
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Bluetooth and for example use the Bluetooth test mode. You can use also the other test from the following Bluetooth section
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You can choose the WiFi and you may also go back and open the hardware testing
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So here you can use the audio, you can see the speech logger test right here, you can
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see the speech enhancement right here and change the following parameters. You can also see the volume, let's tap voice
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Here you've got the following settings. Let's go back and let me also quit the following audio information
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You can also use the sensor video and other stuff as well
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Let's swipe to the left and see the location. You can also use the lock and debug and others
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Here you've got for example the thermal and as you can see it's not supported right here
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So that's it. If you would like to quit the engineering mode let's use the back key and now you can
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use your device in a normal way. So thank you for watching. Please subscribe our channel, leave thumbs up under the video
