It was released on December 23, 2019, featuring Grande's setlist from her Sweetener World Tour in 2019, which contains guest appearances from Big Sean, Childish Gambino, Nicki Minaj and Zedd.

On October 17, 2019, Grande tweeted a photo of her editing vocal files on her laptop and wrote "about to start coming thru and picking my favorite adlibs / performance moments on this flight ... just in case u want a live album one day".

In November 2019, Grande continued to tease the album by sharing more photos onto Instagram of audio files named after different cities she performed in.

On December 11, 2019, the album was put up for pre-saving on Spotify under the tentative[4] title SWT Live and Grande shared the track listing on her Instagram.

[5][6] On December 22, 2019, Grande revealed on Twitter that the album would be titled K Bye for Now and would be released later that night following her final show of the Sweetener World Tour in Inglewood, California.