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Here I have Samsung Galaxy S9 and let me show you how to use secret codes on the following device
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So at the very beginning let me start by opening the phone's dialer, so let me use the phone
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icon, here I have access to my keypad and let's start inputting all secret codes
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At the very beginning let me start with the really simple one, so let me open the version
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info, let's use asterix hash 1234 and hash. As you can see the following version pops up, you can read the AP, CP, CSC and model
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Let's go back and this time let me show you how to open the software and the hardware
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info so the main version of the device. Let's enter asterix hash 12580 asterix 369 hash
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As you can see main version pops up, here you can read pretty much the same but you've
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got more information right here. Let's go back again and this time let me show you how to open the first testing menu on
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the following phone. So let's enter asterix hash 7353 hash
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As you can see the following testing menu pops up, here you can choose melody, vibration
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you can test speaker, timing, camera, bluetooth, dot mode, light sensor and other stuff
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Let's go back, you may also open the second test mode, so let's use asterix hash 0 asterix
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hash and as you can see the following mode pops up, here you can test the red color
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the green, the blue, you may test the receiver, vibration and other stuff such as the speaker
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the black light, the LED, sub key, front camera, touch and a lot of more
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Let's go back by using the back key and here let me open the following menu, the service
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menu, let's enter asterix hash 0011 hash. As you can see service mode just pops up, here you can read the information, you can
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also choose more key and for example use the key input. Let's go back a couple of times, this time let me show you how to open the battery status
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let's use asterix hash 0228 hash. As you can see battery status pops up, you can read some information about your battery
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Let's go back by using the back key and let's open the USB settings mode, so let's enter
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asterix hash 0808 and hash. The USB settings mode just pops up, you can make some changes with your USB
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Let's go back and at the end let me show you how to check email number by using the secret
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code, so let's use asterix hash 06 hash. As you can see the following email and serial menu pops up, you may also use the barcode
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to this number, so this is really helpful sometimes. Let's tab OK to close this window, let's use the back key a couple of times and now you
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can use your device in a normal way. Thank you for watching, please subscribe our channel and leave thumbs up under the video
