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Here I have OPPO R17 Pro and let me show you how to use secret codes on the following device
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So at the very beginning let me start with the first one, let me show you the manual test
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So let's use here the font styler and let's use this code Asterix pound 808 pound and
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as you can see engineer mode just pops up. Here for example you can choose the assembly test project, device debugging for example
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you can test the vibration. You can also here use the camera test, media debugging, the communication and others for
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example you can here read the software version. Let's go back, now you can also open in other mode let's use the following code Asterix
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pound 1234 pound and as you can see color os version just pops up
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You can also check out the e-warranty card so let's use Asterix pound 12345 pound
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The e-warranty card pops up, let's go back again. Now let's open the engineer mode with the information about the phone so let's use Asterix
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pound 899 pound and the following information pops up. Here for example you can use the software version, the check email info and other stuff
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Let's go back again. Now let's open the phone information so we need to use this code Asterix pound 4636 pound
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Asterix pound Asterix and the following testing menu just pops up. Here you can open phone information and read here the IE main number, phone number, current
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network and other stuff. You can also here use the back key and here you can open usage statistics
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Here you can read all apps from the device and you can see the counter and the usage time
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Here you can also tap the WiFi information so here you may set up the WiFi IP, WiFi config
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or WiFi status. Use back key again. Let me now open the following code
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Let's enter the calendar info. Let's use Asterix pound Asterix pound 225 pound Asterix pound Asterix
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Ok calendar info just pops up right here. Use back key to close this window
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Let's open right now the debug UI so let's use Asterix pound Asterix pound 759 pound
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Asterix pound Asterix and sometimes debug UI may pops up, it's worth to check it out
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Now let's open Google Play service so let's use Asterix pound Asterix pound 426 pound
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Asterix pound Asterix and Google Play service just pops up and at the end let me show you
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how to check the IMEI mode so let's use the Asterix pound 06 pound and IMEI mode just
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pops up. So, that's it, everything went well, thank you for watching
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