Can i get iphone applecare + plan to my iphone8 plus which is purchased one month ago in India

No. Apple only offers regular AppleCare in India.

(155154)

If AppleCare Plus is offered in India you have 60 days to acquire it and they will have to check your phone.

Hi

Go to Support.apple.com

Cheers

Brian 🇬-1F1E7;