Go to “Settings”
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Tap “About device” or “About phone”
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Tap “Software information”
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Tap “Build number” seven times
Depending on your device and operating system, you may not need to follow step number 3.
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Enter your pattern, PIN or password to enable the Developer options menu
The “Developer options” menu will now appear in your Settings menu
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Depending on your device, it may appear under Settings > General > Developer options.
To disable the Developer options menu, tap the switch
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