Samsung A300HQ Galaxy A3 Repair Firmware
How to install?
1:Download Samsung USB Driver for Mobile Phones2:Odin –flashing software tool for Samsung Android smartphones Flashable firmwarethe latest Samsung firmware update for your device3:Download Odin devices might have trouble using this version of Odin, so if you own one, search for your device here).4:Extract the content from Odin to your computer.5:Download the latest firmware for your device.6:IMPORTANT! Samsung Kies is not compatible with Odin. You have to make sure that Kies is not running in your system tray. It is recommended to uninstall Kies before using Odin.7:Download and install the Samsung USB Drivers.8:With the device turned off, press ‘Power+Volume Down+Home’ to enter Download Mode. (If this key combination doesn’t work, just Google ‘Device Name+Download Mode’).9:Connect your phone to your PC with the USB cable.10:Right click on Odin and click on ‘run as administrator.11:After flashing process starts and might take up to 5-10 minutes. So keep patience and wait