Today, Androidbiits.com will share a simple trick with M31 SM-M315F owners who are trying to unlock bootloader of Samsung Galaxy M31 SM-M315F. If you have recently bought M31 SM-M315F, then you might be planning to unlock its bootloader. As we know, bootloader is a program that starts whenever M31 SM-M315F is turned on. It activates the Android operating system of M31 SM-M315F. Locked bootloader does not allow us to install custom ROM on M31 SM-M315F. It only loads the authorized Android OS with a digital signature on M31 SM-M315F. We have to unlock SM-M315F bootloader manually. Androidbiits.com will help you in unlocking M31 SM-M315F bootloader. You will be able to install custom ROM on M31 SM-M315F after unlocking it bootloader. Previously, I have published the simple instructions for rooting Condor Griffe T9 SP648. Now, Androidbiits.com will discuss about the step-by-step tutorial to unlock bootloader of M31 SM-M315F. You have to activate developer options on M31 SM-M315F before unlocking it. Continue reading →