Anyone preparing solely for IFOS 2025

Hi all I have qualified prelims 2025 and I am focused on ifos this year since this would be my last attempt ( exhausted 6 cse attempts even when I am 27

My optionals are forestry and agricultural engineering Since I have already written cse mains , I know about gk part

Have no knowledge about the optionals

Do you guys know or have any friend preparing for the same , kindly let me know

It would be of great help to me and also to them