Black Out (EP)

On July 27, 2024, SM announced that Chanyeol would debut as a soloist in August 2024, and he would embark on his first solo concert titled "2024 Chanyeol Live Tour: City-scape", starting in Seoul on September 6 and 7.^[2] On August 9, SM confirmed the release date of Chanyeol's first EP Black Out to be on August 28, which contained six tracks including the lead single of the same name. In addition, the digital cover of the EP was revealed through Exo's social media accounts and was also available for pre-order at various online and offline music stores.^[1] The next three days, SM released the scheduler of the EP and revealed various teasing contents such as spoilers and teaser images, track posters, and music video teaser videos. On September 6, Park started promoting the b-side single track, "Back Again" releasing also a music video on the day of his first solo concert.^[3]

Black Out was released worldwide on August 28, 2024, by SM and Kakao.^[4] On the same day, Chanyeol held countdown live broadcast on Exo's YouTube, TikTok, and Weverse channels an hour before the release of the EP, to share the moment of his solo debut by communicating with the fans online around the world.^[5]