To root your Samsung Galaxy Note 2 (GT-N7100) running Android 4.4.2 KitKat, the most reliable method is using CF-Auto-Root Required Downloads Root Package: CF-Auto-Root for GT-N7100 (Search for "GT-N7100" in the list). Flashing Tool: Odin3 v3.09 or later Samsung USB Drivers (Install these on your PC first). Step-by-Step Installation Prepare your Phone Settings > About Device Build Number 7 times to enable Developer Options. Developer Options USB Debugging Ensure your battery is above 50%. Enter Download Mode Power off your device. Press and hold Volume Down + Home + Power buttons simultaneously. When the warning screen appears, press to continue. Flash the Root File
or the standalone Samsung Mobile USB Driver to ensure the PC recognizes the device. Step-by-Step Rooting Procedure Prepare the Device Enable USB Debugging Settings > About Device Build Number seven times. Then, in Developer Options USB Debugging Charge Battery : Ensure the phone has at least 80% charge to prevent power failure during flashing. Backup Data samsung n7100 root file 4.4.2 download
Install USB Drivers