Download: Android 4.4.2 Kit-Kat ROM; Samsung USB Drivers; Google Apps; Install: Connect device to the PC in which you downloaded the above files. Copy and paste the downloaded files onto the root of the phones SDcard. Disconnect phone from the PC. Turn the phone off. Open the phone in recovery more
Boot up your device to Recovery. Now perform a full data wipe of the device. Go to ‘Install zip’, and select the ROM’s zip file on the SD card. After ROM installation is complete, install Super SU zip from the SD card. Boot-up and cheer-up! So that’s it! You now have your device on the official Android 4.4.4 KitKat firmware.Extract (unzip) the Samsung firmware file. Recommended using WinRAR or 7-Zip. 2. Download Odin Tool 3.13.1. 3. Extract Odin ZIP file. 4. Open Odin execute file. 5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable) 6. hlMFkR.