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In front of me is Xiaomi Redmi 9A and let me show you secret codes that you can use
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on this device. So first of all you have to open your phone gatherer and let me start with the first one
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also my favorite code and that is asterix pound, asterix pound, 64, double 6, 3, pound
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asterix, pound asterix. And as you can see you've been just redirected to the test mode and here you can check all
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the features that you have in your device. So for example if you would like to check your keyboard, sim card, vibration, notification
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light, touch sensor, display, receiver, speaker and so on, smoothly pick it
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For example let me check the display, click on touchscreen to begin test and now you can
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smoothly test your display. Just click on it to switch the color and as you can see it has passed the test, I
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definitely do agree. Now we've got the receiver test, so you just have to hear what is 64 and then tap on pass
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Here we've got speaker so we can also check it as well, so it passed the test
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And as you can see here we've got the notification that it passed the test, obviously you can
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check some other features, just pick them and now test the device
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As you can see it is working properly. So also you can check the vibration, let me do it as the last one, let's enter val, passed
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and it is working properly as you can see just green windows
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So that will be all, this is super useful code which will allow you to test your device
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and another code is asterisk pound, asterisk pound, 4636 pound asterisk, pound asterisk
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And now we are in testing mode performed by Google where you can check phone information
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and here you've got e-mail number if your sim card is included and also phone number
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if it is not displayed, then current network, signal strength and so on
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Also this mode allows you to run a ping test, just click on run ping test and below you've
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got the answer. So let me go back and also here you can check Wi-Fi details, you will find here Wi-Fi APA
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Wi-Fi configuration and Wi-Fi status. Under Wi-Fi APA you've got disabled network, disconnected networks, disabled network, configured
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networks and the whole connection info. Under Wi-Fi configuration you will be able to check configured networks, the currently
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configured networks and Wi-Fi status, just refresh it, you can check the current status
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of your network, also this mode allows you to run a ping test
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So that will be all, let me go back and now we'll open the calendar info, to do it you
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have to enter asterisk pound, asterisk pound, double to five, pound asterisk, it's five
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not eight, five, pound asterisk, pound asterisk. And as you can see here you've got all events, celebrations, important dates that are stored
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in your calendar, smoothly enter this code and you will be provided with all upcoming
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events, you will not forget about any anniversary or so on. Another code that we can use is asterisk pound, asterisk pound, four to six, pound asterisk
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pound asterisk. And here we've got diagnostic mode performed by Google where you can read events and status
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If you would like to apply advanced view, just tap on more icon, select advanced view
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and here it is. So let me go back and the last code that I would like to share with you today, it's the
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shortest one and truly frequently used, it's asterisk pound, asterisk pound and this one
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will provide you with email numbers and also serial number assigned to your Xiaomi
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So that will be all, this is it, these are all codes that I wanted to share with you
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