Hello aspirant,

With 1 month left for JEE Main , Focus on high-weightage areas . In Physics , study Mechanics , Current Electricity , Magnetism , Optics and Modern Physics . In Chemistry , revise NCERT thoroughly for Inorganic , key reactions in Organic and formulas in Physical Chemistry . In Maths, concentrate on Calculus , Coordinate Geometry , Vectors , 3D  , Matrices and Probability . Practice PYQs daily.

FOR REFERENCE : https://engineering.careers360.com/articles/important-topics-for-jee-main-and-advanced

Hope the details will help you.

THANK YOU