My Ex girlfriend is harrassing me and trying to extort me ?

Police filed ncr in a case where victim got 6 stiches in head at multiple places and government hospital says he has been hit by sharp and hard object. Under which section shall victim make complaint to magistrate 156(3) or 155(2). What to do when police filed ncr in 323 instead of fir in 307? Please ssuggest. Please also suggest can we take action against investigating officer under section 166A IPC

I want to go for FIR and Chargesheet quashing both in my 482 application pending before the Allahabad High Court after a stay of the same as the complaint belongs to repealed Section 66A of the Information Technology Act, 2000. However, these prayers were not specifically mentioned in my revision petition under 482 as it was dismissed by lower Courts. Can I pray the same in my final arguments or I should amend/add my prayer by an application in this regard separately in the High Court?

my wife who is kerala, has filed a false and wrongful case under section 498a against me and my elderly parents.we 3 live in delhi. i received a call from an ASI saying he has received this complaint and me n my parents need to come to his police station in kerala,sign and collect notice.over watsapp he only shared case number and section.he said if all 3 of us dont personally then we will be marked absconding.going to kerala is an expensive proposition not to mention i cannot take leaves and my parents are over 70 and 65 respectively. what should i do step by step