Apple warranty

Apple warranty. Purchased the new Apple phone 8X . Why here in India .I have experienced nothing but problems screen changing colour half of my messages are missing Apps shutting down. I have been informed by Apple support in India warranty not applicable here .

Apple appointed service centre does Nit have a Mac, to enable it to do a diagnostics have already spent over £100 tryingAre in adequately trained to get I am adequately trainedthe issues resolved and this phone replaced as it is faulty .

Getting the runaround from support centres and other countries i.e. Greece Portugal India .

On each occasion know one can put me through to Apple UK they tell me it is not permitted .

The Servicenter and which Apple have given the contracting here in Mumbai,