How should i update my intex android phone to 6.0

[AC Question]

Hi I want to update my interest aqua 4g os 5.0 with 6.0 marshmallow version . Can I do that? If yes how? I want use all cool uses of 6.0.
In case I can't update my mobile what can do more? Pls also tell me cool stuff I can do on my mobile. thank you...

 

[belodion]

*Have you looked in Settings, About Phone, Software Updates?

 

[James Sumalinog]

If you can't update, try root and flash a custom rom.. but it might be hard for you to flash a rom because you(maybe) a beginner. So am i .