In this article, the literal meaning of transliteration and its basic discussions are presented. The method of transliteration in Urdu and Hindi language has been discussed. Today, in every region of the world where the languages ​​are similar to each other, their literature is being transferred to each other in the form of transliteration. Transliteration is an emergent phenomenon that changes over time as languages ​​evolve. Both Urdu and Hindi languages ​​are very similar in terms of oral and written communication. Phonetics and Grammar play an important role in Transliteration Although Urdu and Hindi are similar languages, there are some words which cannot be pronounced. This article discusses their basic principles and methods.