When manufacturers process their electronic goods, every product must go through a quality check. Under quality check, devices are tested, analyzed, and checked. This is done to ensure that the products pass the quality standard set by either clients, companies, or manufacturers.


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How do I find my Android phone code?
To find the hidden menu, open the dial pad and enter *#0*# — with no spaces, just like you would any phone number. Then wait a moment, and this screen should pop up: Numerous buttons can run tests for vibration, RGB colors, touch-screen sensitivity, speaker output and so on.

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To find out the version of Android that is currently running on your device, please try the following steps:
From the home screen, press the Settings Button.
Then select the Settings option.
Scroll down and select About Phone.
Scroll down to Android Version.

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SEE - List Of Android Devices Secret Codes You Should Know - https://www.gurusblogger.com/list-of-android-devices-secret-codes-you-should-know/

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