@Abhilasha G T You will not be able to find ITIL V4 related course content on Now Learning. A lot of content is already available for ITIL V4 on the internet.

Here are few useful links 

https://www.invensislearning.com/blog/how-to-crack-itil-4-foundation-certification-exam/

https://kite.kerala.gov.in/KITE/itsadmin/uploads/docs/10.pdf

https://www.mizekhedmat.com/wp-content/uploads/2022/07/ITILFoundation-ITIL4Edition.pdf

One you are through with the course material, don't forget to practice using some good mock test available here https://www.udemy.com/course/itil-4-foundation-practice-certification-exams-6-exams-q/?utm_source=ad...

Hope this helps.