@ant14
That usually means the firmware you are dowbloading doesn't match with what the phone is expecting.
If this is an OTA update, reboot and try again. If it continues to fail, you may have to manually update through Odin.
Is your phone rooted?
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
Please select the post that helped you best and mark as the solution. This helps other members in resolving their issues faster. Thank you.
