How to Unlock the Bootloader Samsung using Fastboot Tool. First and foremost you should “Enable the Developer Mode” in your device. Launch the phone’s Settings applications. Scroll down on the applications and tap on your Developer Options button. Now Toggle the phone’s OEM Unlock button and leave it at “ON”. Confirm the OEM is onNearly two years ago, Peter Chou, CEO of HTC, confirmed that the company would no longer be locking bootloaders. Whether or not they've actually lived up to this claim is debatable. Any phone bought from a wireless carrier comes locked. Only the new HTC One Developer Edition ships with an unlocked bootloader, and it does not have any carrier add-on software installed.
Trước tiên chọn "HTC One Mini 2" và nhấn "then begin unlock bootloader" 2 -3 cái thông báo hiện ra nói về các điều khoản, cứ nhấn chọn rồi ok hay next là xong Các Step 1 đến 4 là nhắc bạn cách kích hoạt chế độ Fastboot và sau đó cắm điện thoại vào máy tính.