Flaws to Police investigative Practices in Pakistan

A criminal investigation is a core aspect of a criminal trial. Unfortunately, Pakistani police are considered incompetent in public opinion. To understand the police's role in criminal investigation this research is conducted.   There are four aspects of this research, first aspect UN Investigation protocols will be discussed, secondly importance of Crime Scene Investigation, Problems of Criminal investigation supported by judges of Superior Courts in Pakistan and at the end we will try to fix the following problems. Which are, what Problems remained unaddressed in Criminal Investigation by Investigation Officer? How problems can be fixed by the Police Department and legislature to remove flaws in the investigation process? This research consists of secondary data.