Flash/unbrick or upgrade your device with the firmwares below using odin
Samsung Galaxy Note II SHV-E250K Stock Firmware
***************************************************************************************
Samsung Galaxy Note II SHV-E250L Stock Firmware
************************************************************************************
Samsung Galaxy Note II SHV-E250S Stock Firmware
To flash or upgrade your Galaxy Note II SHV-E250 with the firmware above,
- Download and install samsung drivers
- Download and launch odin
- Turn off your phone
- Boot phone into download mode by holding vol down + home + power button
- When you see the yellow triangle, press volume up to continue into odin mode
- Now connect the phone to PC using USB cord
- Wait for odin to detect the phone (you will see the COM Port)
- Now click AP in odin interface then select the firmware
- After the firmware is successfully loaded,
- Click Start button
- Wait for process to complete
- When you see PASS in green then the process is complete.
- Wait for the device to reboot
Its always good to do a factory reset after doing this process
For a more detailed process on how to flash or upgrade Samsung devices, click here