NoteFollow the instructions on how to flash the device carefully from the link aboveI 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)
To flash or upgrade your Galaxy S5 MINI SM-800H 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 Get other samsung roms from hereLike my facebook page