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Here I have Nokia 6 and let me show you how to enter the service menu on the following device
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So at the very beginning let's start by using your home screen. Let's open the phone's dialer right here
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Let's activate the keypad and let's use the following secret code. The asterix hash asterix hash 372733 hash asterix hash asterix
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As you can see the service menu just pops up. This is the good hardware test mode when you can test a couple of things
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For example the software and the hardware version. So here we've got the build number, linux kernel version, device model
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If everything is alright you can go back and tap yes. You may test the camera so we can take some picture
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You have to please confirm the photo clarity so let's go back
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If everything is alright let's choose yes. You can choose the speaker test
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It was the left speaker. You may test the receiver, the vibrator and other stuff such as the brightness, the
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FM radio, battery, keyboard, USB, proximity, multitouch, G-sensor, the real time clock
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the sim card, wifi, GPS and you can also choose the final confirmation information test
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So by using that mode, the service menu, the hardware test mode you can make sure that
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everything works fine on your device and just by using this secret code you can access all
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of these tests. So let's go back again to close the service menu
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Now you can use your device in a normal way. Thank you for watching, please subscribe our channel and leave thumbs up under the video
