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Here I've got Xiaomi Black Shark 4 and let me show you secret codes that you can use
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on this device. So at first, just to enter secret codes you need to open your keypad and let's start with
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the first code which is asterisk pound, asterisk pound, zero, zero, zero, zero, pound asterisk
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pound asterisk. And here you can check about phone, device info and if you scroll here you will be able
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to check some unique numbers assigned to this device so you can check the PRL version, Android
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version, loads of IDs and also model, hardware version and so on
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So let's go back. Another code that you can use here is asterisk pound, asterisk pound, six, four, eight, five
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pound asterisk, pound asterisk and as you can see here you can check the charging and
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battery info. So just enter this code and then be aware of all charging details
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Let me go back. Another code that you can use is diagnostic mode
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To open it just press asterisk pound, asterisk pound, four, two, six, pound asterisk, pound
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asterisk and here you've got diagnostic mode where you can check events and also status
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and if you'd like to open advanced view just tap on more and click on advanced view and
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you will have some further details. So this is it for this one
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Let's go back now. And another code that you can use here is the one that will open the calendar info so
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just enter asterisk pound, asterisk pound, double to five, pound asterisk, pound asterisk
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and here you can check all the event celebrations that are in all your calendars
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So it's about this device's calendar, in Google calendar, in your iCloud calendar
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So just enter this code and then be provided with all upcoming events
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And actually that's all. Let's go back. And another code that you can use is truly useful
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It is asterisk pound, asterisk pound, four, six, three, six, pound asterisk, pound asterisk
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And this is the testing mode. It's performed by Google so you can check phone information for both SIM cards and also
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Wi-Fi details. Under phone info you will find email number, phone number, current network, signal strength
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voice service and so on. A bit lower you will be able to perform a ping test if you want to
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And then you can also check some further details. Under Wi-Fi information you can check Wi-Fi APA, Wi-Fi configuration and also Wi-Fi status
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And if you would like to check Wi-Fi status just click on it and then you need to refresh
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it and after that you will be able to check the current state of your network and also
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this panel allows you to perform a ping test. So that will be all
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And the last code that I would like to share with you today is super quick, super easy
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It's asterisk pound, 06 pound and as you can see this one will provide you with device
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info so email and serial numbers are right in front of you
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So this is it. That would be all. Thank you for watching. Please subscribe to our channel and leave the thumbs up
