How does Harry Potter official website modify his birthday?

Harry Potter and official website can click on the information in my options to modify their birthdays. Harry Potter is a series of magical literature novels written by British writer JK Rowling from 1997 to 2007, with a total of seven novels.

The first six films take Hogwarts School of Witchcraft and Wizardry as the main stage, and describe the life and adventures of the protagonist, a young wizard student, Harry Potter during his six years at Hogwarts.

Character setting

Knowledge that is considered inaccurate. When Hermione arrived at Hogwarts, she quickly became the cleverest student in the whole grade. She not only knows the answer to every question, but also remembers the contents of every book she has read, and is willing to tell others her knowledge. Therefore, she won the nickname of Gryffindor Know-it-all soon after her school career began.

Hermione granger was born in a muggle family on1Sept. 97919th. In the book, she appears as a smart girl who likes academic research and knows everything, and sometimes she seems to be arbitrary. Her knowledge proved useful in many of their adventures. The only major she doesn't like is divination.

Ron Weasley, born in March 1980, is Harry's best friend at Hogwarts and a comic book character. The Weasley family is an ancient pure blood family, and they all have fiery red hair.