0:00
Here I've got Xiaomi Mi 9 and let me show you all the secret codes for the following device
0:12
So at first, obviously, you have to open the phone gallery and let's start with the truly
0:16
short code which is asterisk pound 06 pound. And this one will provide you with email numbers for your device for both SIM cards of yours
0:25
So click on OK to go back and this is how you can enable your email information
0:31
Then let's go to the second code which is asterisk pound, asterisk pound 426 pound asterisk
0:38
pound asterisk. And now you're in diagnostic mode from Google so you can check here events and status
0:43
If you click on the more icon, you can open advanced view
0:48
So as you can see, now we have way more information here included
0:52
Let me go back and the third code will be asterisk pound, asterisk pound 225 pound asterisk
1:00
pound asterisk. And here you've got all the calendar info so if you have any calendar connected with
1:06
your Xiaomi, then all the events, birthdays and other celebrations will be included here
1:12
so you will not forget about any of them. Then let's go to the testing mode and the code is asterisk pound, asterisk pound 4636
1:22
pound asterisk pound asterisk. And here you can check phone information. As you can see, you've got here email number, phone number, current network, signal strength
1:33
voice service, data service, data network time, voice call status and all the others
1:38
You can also run ping test here and here is the solution
1:43
So let me go back. Then you've got phone information, the second 42nd email number, it's exactly the same display
1:50
And also you've got the Wi-Fi information here so you can check Wi-Fi APA in which you
1:55
will notice disabled network, disconnected networks, enabled network, configured networks and also the whole connection info
2:02
Then you've got Wi-Fi configuration where you will find all configured networks and
2:08
Wi-Fi status. Let me refresh it and here you will see all the details regarding your Wi-Fi
2:14
You can also run a ping test here. So let's go back and now we will go to the last code which is actually most useful one
2:25
and it's asterisk pound, asterisk pound 64663 pound asterisk pound asterisk
2:35
And now we are in test mode where you can test all the features that your device has
2:40
So as you can see, you can check SIM card, you can perform keyboard test, vibrator test
2:45
display test, receiver, speaker, main and top mic, headset test, proximity sensor, Wi-Fi
2:50
scan, Wi-Fi address and all the others. Also light sensor, OTG, charger test, wireless charging test, rear camera and all the others
3:01
So let me show you for example display, receiver and speaker tests
3:08
So this one is for display, red, green, blue. It's definitely working correctly and it passed
3:18
4, 3, 4, 3 so the receiver is working correctly as well
3:25
9, 6, 9 and the speaker also passed the test. And then you can obviously test whichever feature you want to, whichever feature you
3:35
need to. And that would be all. Now you can go back and start using your device
3:41
So that is all. These are all the secret codes for your Xiaomi Mi 9
3:45
Thank you for watching. Please subscribe our channel and leave the thumbs up
