Disclaimer: Flashing custom ROMs voids your warranty (already expired) and carries risk. The author is not responsible for bricked devices, lost IMEIs, or nuclear war.
Most MT6735 devices allow this via fastboot . mt6735 custom rom
Many custom ROMs offer newer Android versions (like Nougat 7.1 or Oreo 8.1 ports) that the manufacturer never officially released. Customization: status bar customizations
: Access to modern gestures, status bar customizations, and power menu options that are not available in the original stock firmware. Essential Requirements for Flashing mt6735 custom rom