Android smartphone and tablet devices are well-known for its power of modding and rooting which allow users to gain access of root files and folders of a device. In other words if you want to get that power than setup and configure of Android ‘ADB’ i.e. Android Debug Bridge and Android ‘Fastboot’ on Windows, Mac OS X and Linux operating systems is the best and easiest way. In this post we will show you How to Setup, Config and Install Android ADB & Fastboot on Windows, Mac OS X and Linux.

‘ADB’ which is abbreviation of Android Debug Bridge allow Android users to modding a device, customization and modification of custom firmware, unlocking and controlling device’s bootloader, Android app developers can also tamper the internal components of the operating system. Actually ADB is a part of the platform tools available in Android Software Development Kit (SDK) which provides a terminal/command-line-based interface to connect a Computer/Laptop with Linux-based Android device. Now a day with every new Android device ADB and Fastboot configuration is must to make any advanced-level changes in Android mobile operating system. So let’s start the Tutorial and Guide on How to Setup, Install and Access Android Debug Bridge and Fastboot On Windows, Mac OS X and Linux operating systems i.e. Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP, OS X Yosemite 10.10, OS X Mavericks etc.
How to Unlock Bootloader of Nexus Device on Windows
Step 1: First Setup & Config Android ADB and Fastboot on Windows. (Follow above guide first)
Step 2: Now, Secondly, Power down your Nexus device completely and plug it to the PC via USB.
Step 3: Open Command Prompt and navigate to the platform-tools folder of the Android SDK and type:
adb reboot bootloader
Step 4: Once the device boots into bootloader mode, enter the following command:
fastboot oem unlock
Step 5: Now, follow on-screen instructions on your Nexus device! Your bootloader is unlocked successfully.
How to Unlock Bootloader of Nexus Device on Mac OS X
Step 1: Launch Terminal and type the following command to set up ADB and Fastboot automatically:
bash <(curl https://raw.githubusercontent.com/corbindavenport/nexus-tools/master/install.sh)
Step 2: Navigate to System Preferences > Keyboard – Shortcuts then click on Services. Find the New Terminal at Folder option and click to enable it.
Step 3: Connect your Nexus device to your Mac via USB.
Step 4: Extract the contents of the firmware factory image on the desktop inside a folder. Right-click on the folder, then float the mouse pointer to the New Terminal at Folder.
Step 5: Enter the following command in the Terminal window to reboot the device into bootloader mode:
adb reboot bootloader
Now enter the following command to unlock the bootloader
fastboot oem unlock
Step 6: Now, follow on-screen instructions on your Nexus device! Your bootloader is unlocked successfully.