Difference between 2.3.2 and 2.4.1

what is the Major difference between 2.3.2 and 2.4.1?could somebody provide a detailed report on it

Detailed?

Less detailed:

You might also want to read details between 2.3.2 and 2.3.5?
https://www.elastic.co/guide/en/elasticsearch/reference/current/es-release-notes.html

HTH

but what is the major difference difference with 2.3.2 and 2.4.1

You're welcome.

May be this? https://www.elastic.co/blog/elasticsearch-2-4-0-released

More high level overview.