Jennie Kim debuted as a member of the girl group Blackpink in 2016, as Jennie. Blackpink has released two digital single albums, Square One and Square Two, a Japanese EP called Blackpink and the Korean EP Square Up.
Jennie's solo was announced in October 2018. In midst of preparation for her debut, it was decided that the track SOLO will be first revealed at Blackpink's In Your Area tour in Seoul ahead of release on November 12th. It was released under the same label as Blackpink's group albums, YG Entertainment. .