Instead of looking for a pre-made "root file," it is safer to create your own patched file from the official firmware.
Power off the device. Hold and connect it to a PC via USB to enter Download Mode . Instead of looking for a pre-made "root file,"
: Put your phone in Download Mode again. In Odin, select the patched file in the AP slot and click Start . Critical Warnings Instead of looking for a pre-made "root file,"