If you have been using Android for quite a while, then you might have an idea of the simplicities and the complexities the mobile OS brings. For normal users, Android is as easy as it gets; Android is an absolute dream to use – no doubts about that. But for power users, it’s a whole another story. There are, like, gazillion settings and features buried deep inside it. In this tutorial, we will see how to enable Developer Options, USB Debugging and OEM Unlock On Android Devices.

How to Enable Developer Option

As said earlier, the developer options are the gateway to customization and modding It comes with a lot of options including adjusting how many processes should your CPU handle and the functions of your embedded GPU.

Note:- This tutorial is for android 4.0 and up.

Go to Settings
Scroll down to bottom of the settings and click on ‘About Phone’.
This will show up many details such as Phone Model, Manufacturer’s Name, Kernel Version, Build Version, etc.
Tap on ‘Build Number’ 7times to enable developer option.
A dialogue box will appear confirming ‘Developer Options Enabled’.
Now, go back and you will see that ‘Developer Options’ are added to the Settings.
Click on developer option. if the Slide button n isn’t in ON position, turn it ON.

How to Enable USB Debugging

As many have often wondered about this Option since the days of first android, the answer is that the USB Debugging is just a mere gate opener for the ADB utility to access your phone. ADB is the most powerful tool when it comes to fixing your device or customizing it with Custom ROMs and Kernels and Scripts. If you are taking the experimental road of rooting and customization, never forget to leave USB debugging enabled.
To enable USB Debugging:

Go to Settings.
Open ‘Developer Options’ you have enabled earlier.
Inside Developer Options, search for ‘USB Debugging’.
Slide or Tick the box next to USB Debugging.
Now, connect your phone via USB to the PC.
There should be USB Debugging listed in the status bar. If it asks for prompt, tap on ‘Always Enable’.

And that’s it! You can access your phone through ADB even when the phone is bricked. A life saver truly!

How to Enable OEM Unlock

what is this ‘OEM Unlock’ in android device? Well, we haven’t seen that term mention anywhere inside the Android UI till Android 5.0, the Lollipop.
OEM Unlock is the key to locking and unlocking the bootloader of the device. It needs unlocking to modding through flashing ROMs, Kernels, etc. This feature might come pre-checked in some Nexus devices, the children of Google themselves but, not every phone has such privileges. So, let’s take a look at how you can enable the OEM to unlock the easy way and the hard way.