Samsung A2 Core SM-A260F 8.1.0 Official file
The Samsung Galaxy A2 Core SM-A260F firmware helps in unbricking the
device, updating the device to latest android version, revert the device
back to stock, fix boot loop issues and several other issues on your
device.
Download and Install Samsung USB Driver on your computer. If Samsung USB
Driver is already installed on your computer, then Skip this Step.