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Here I've got Huawei P40 Lite and let me show you all the secret codes that you can use
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on this device. So at first you have to open your phone dealer and let me start with the first code, it's
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super quick one and it's asterisk pound 06 pound. And as you can see, this one will provide you with both email numbers and also with
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serial number assigned to your device. So just smoothly after entering this short code, you can come along with all unique numbers
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assigned to your Huawei P40. Click on OK to go back and now it's time for the second code
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It's asterisk pound, asterisk pound, double to five, pound asterisk, pound asterisk
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And this one will provide you with the whole calendar info. So here you will locate all events, all celebrations, important dates that you've got in your calendar
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So from now on, you will not forget about any upcoming events. So just let's go back once you check it and now it's time for the project menu
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So this is the longest code that we will use and it's asterisk pound, asterisk pound, 284
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657, 9, pound asterisk, pound asterisk. And as you can see in the project menu, you can come along with background settings, venue
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information, network information query, software upgrade, restore factory and also the battery charge
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So let me, for example, check the battery information. Just click here and now you can come along with the current battery label and also have
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the temperature. Let me go back. Then let's check, for example, venue info right here
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If we'll check the version here, you will find all the details
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Then under manufacturer info, you've got some further details and under other information
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you've got serial number and some other important dates. So let's go back and the fourth code is asterisk pound, 2846 and pound
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And now we are in WMI, manual, normal test and smoothly enter this code and then use it
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To switch off this code, you have to tap over here twice and now it's deactivated
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You can also open audio symbol test by entering code asterisk pound, asterisk pound, 2846
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pound asterisk, pound asterisk. It's not always working. As you can see now, we cannot perform it, but most probably you'll be able to do it
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after some further usage of your phone. And this is it. This is how you can smoothly and easy test your device
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Check all the codes in your phone. Thank you for watching. Please subscribe to our channel and leave the thumbs up
