So you can resolve it by upgrading its firmware. There are several flashing tools and boxes which allows you to flash your phone by using its latest firmware. Every flasher will need to must follow some important rules which are very needed to flash any phone.
Before flashing please must take a backup of your important data, otherwise, you will lose it and the phone will be restored into its official settings. You can safely restore your backup data to phone after flashing. You will need to always flash your mobile with updated firmware.
Now you can download the latest firmware of your phone by just following the download section menu below. If you are unable to download it from provided links, you can contact us via commenting any time anywhere. We will help you very soon if possible things for us.