Rooting , trips the Knox security fuse permanently (disabling Samsung Pay and Secure Folder), and carries a risk of bricking your device. Back up all data before proceeding, as this process will factory reset your phone. 1. Prerequisites & Downloads Samsung USB Drivers: Installed on your Windows PC. Odin Flash Tool: Latest version (e.g., Odin3 v3.14.4 Official Firmware: Download the exact SM-A260G U3

Power off the device. Hold Volume Up + Volume Down while connecting it to a PC via USB. On the blue warning screen, long-press Volume Up to confirm the unlock. 3. Patch Firmware with Magisk

To root the Samsung Galaxy A2 Core Go to product viewer dialog for this item.

In Developer Options , toggle OEM Unlocking (essential) and USB Debugging to ON .