This usually occurs if the downloaded OZIP file is corrupted or if you are attempting to downgrade to an older Android version that security patches block. Re-download the firmware or ensure you aren't downgrading past a locked bootloader version.
This usually occurs if the downloaded OZIP file is corrupted or if you are attempting to downgrade to an older Android version that security patches block. Re-download the firmware or ensure you aren't downgrading past a locked bootloader version.