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Here I have Cat S31 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 open the phone's dialer, so let's choose phone icon, let's
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activate a keypad and let's start by entering the Android testing menu
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So let's use star pound, star pound, 4636, pound star, pound star
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As you can see the testing menu just pops up, here you can navigate by tapping appropriate
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options, let's choose phone information at first and here you've got the information
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about your device, you can read such things as email number, phone number, current network
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signal strength, voice service. You can also run a ping test or for example choose more key in order to select radio band
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view sim address book, view fixed dialing numbers, view service dialing numbers or enable
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data connection. So let's go back twice to open the usage statistics and here you can check the stats
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about your application, you can see the last time used and usage time
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Let's go back one more time and choose the WiFi information, here you can select WiFi
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API, when you can disable network, disconnect network, enable network, get configured networks
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or get connection info. So let's go back and choose WiFi config, if you have configured networks here you should
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see the full specification about them. Let's go back, let's also choose the WiFi status, here you've got the statistics about
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your WiFi, you can refresh them or run a ping test. So let's go back again to quit the testing menu, this time let me show you how to open
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the calendar info, so let's use the star, pound, star, pound, 225, pound, star, pound
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star, pound, star. As you can see calendar info just pops up, you can read about the statistics and some
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information about your calendar. Let's go back by using your back arrow, this time let me show you how to open the Google
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Play services mode, let's use the star, pound, star, pound, 426, pound, star, pound, star
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As you can see Google Play services just pops up, here you can choose ping, connect, disconnect
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or events. So let's go back by using your back arrow, this time let me show you how to use debug
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UI, so let's type in star, pound, star, pound, 759, pound, star, pound, star
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As you can see debug UI just pops up, here you can view client's ID, change OEM mode
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and read the specifications. Let me go back, at the end let me show you how to check the email number by using the
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secret code, so all you have to do is use this combination, star, pound, 06, pound
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And as you can see the email number just pops up, my device has 2 email numbers because
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you can insert here 2 SIM cards. So that's it, thank you for watching, please subscribe our channel and leave thumbs up
