Follow the instructions on how to flash the device carefully from the link above
I will not take responsibility on whatever may happen to your device.
Make sure you are downloading the exact ROM of the device you want to flash because
flashing a wrong rom will make the device completely dead
(can’t power on, can’t charge and will not be detected by a computer)
SAMSUNG GALAXY NOTE 3 NEO SM-N7505 FIRMWARE
4 Files Repair Firmware Android 4.4.2 KitKat
Android 5.1.1 Lollipop
N7505XXUDPB1_OXXDPB2_ROM – Romania
N7505XXUDPB1_OXEDPA1_SER – Russia
N7505XXUDPB1_NEEDPC1 – Nordic
N7505XXUDPB1_ITVDPB1 – Italy
N7505XXUDPB1_DBTDPB1 – Germany
Android 4.4.2 KitKat
N7505XXUCOE1_OXECOE1_SER – Russia
N7505XXUCNH1_OJVCNH2 – Arabic
N7505XXUCNG5_DBTCNG1 – Germany