Hey.

You would have to put in a fair amount of effort if you wish to crack any kind of entrance exam. In NIFT you will be tested based on your General ability as well as your creative ability. In GAT there are various sections like quantitative ability; communication ability and English comprehension; analytical and logical ability; General Knowledge and Current Affairs, study. Try to brush up your GK and Current affairs using any monthly or yearly GK Magazine.

Other than that there are various comprehensive books for NIFT prep which can help you with quantitative, verbal, logical sections like Mc graw hill, Verma, RK Gupta etc. You can choose any one according to your preference. Other than that make sure you go through the previous year papers, sample papers and practice them well.

Https://design.careers360.com/articles/how-crack-nift-entrance/amp

Best of luck