Here you can learn many more interesting and useful about USB bootloaders for AVR microcontrollers. In practice, one of the most proper microcontroller programming method is using a bootloader program ...

Sony has released a tutorial on how users can unlock the boot loaders of Xperia devices, which would allow them to install custom ROMs.

Below are the instructions to unlock HTC Droid DNA’s bootloader, provided by Case. But before going ahead, the users must note that the process involves serious modifications to the phone.

The team of developers uploaded a video tutorial explaining step-by-step the process to unlock Verizon Galaxy Note 2 bootloader.

Those looking to flash such modifications can follow this tutorial. In addition to unlock, users can also re-lock the bootloader in order to regain the device's warranty.

This tutorial is meant for reference purposes only and the users are advised to proceed at their own risk. Step 1: Download the insecure kernel (based on the XX NEE ALE8 firmware) from Chainfire.