Who made the song Hello?

The song "Hello" was written and recorded by the English singer-songwriter Adele, in collaboration with producer Greg Kurstin. Adele wrote the lyrics and music for the song, while Kurstin provided instrumental production and arrangement. The song was released as the lead single from Adele's third studio album, titled "25", on October 23, 2015, by XL Recordings. The song received widespread critical acclaim and became an international chart success, reaching number one in more than 30 countries worldwide, including the United States and United Kingdom.