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Here I have Xiaomi Redmi 5 Plus and let me show you how to use secret codes on the following device
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So at the very beginning let's unlock the screen, let's open the font dialer and let's
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start by opening the hardware test mode. So let's start by using the following secret code
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Let's type in star hash, star hash, 64, 66, 3, hash star, hash star
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As you can see the hardware test just pops up. Here you can perform some tests on your device, for example you can check the version information
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right here, you can choose pass or fail, you can check the light sensor and other stuff
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as well such as the proximity sensor, the LCD black light, the front torch light, the
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receiver, speaker and other stuff. You can also choose more key right here and choose some additional tests
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Let me go back and let's close the hardware test. Now let's open the Android testing menu
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So let's use the following combination of keys, star hash, star hash, 46, 36, hash star
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hash star. As you can see the testing menu just pops up. Here you can navigate by tapping appropriate options
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Let's choose for example the phone information and here you've got the information about your device, the phone number, current network, signal strength, voice service and other stuff
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Let's go back, you can choose the battery information and read the information about
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your battery. Let me also go back, let's choose the usage statistics
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This is the list of applications from your device and you can read the last time used
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or usage time. Let's go back, choose Wi-Fi information, here you've got the Wi-Fi app, here you can disable
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network, disconnect network, enable network, get configured networks or get connection info
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You can also go back and choose the Wi-Fi config and here you've got the information
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about the configured networks. You may also select the Wi-Fi status and this is the status of your Wi-Fi
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Let's go back a couple of times and this time let me open the calendar info
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So let's use star hash, star hash, 225, hash star, hash star and the calendar info just
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pops up. You can also read the holidays in your country, the contacts, events and other stuff
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You may also open Google Play service by using star hash, star hash, 426, hash star, hash
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star and the Google Play services just pops up. Here you can read the events, disconnect, ping and some other stuff as well
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Let's go back by using your back arrow and let's open the debug UI
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So let's use star hash, star hash, 759, hash star, hash star and the debug UI just pops up
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Here you can view client's IDs, change OEM mode, unread some stuff
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You can also check the email number by using a secret code. So let's use star hash, 06 hash and the email number should pops up right here
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Tap OK to close this. And that's it. Thanks for watching, please subscribe our channel, leave thumbs up under the video
