(left) and
Mike Shinoda (right) performed fourteen press promo shows for the promotion of the album. The first single, "
Heavy", was released via Los Angeles radio station
KROQ on February 16, 2017. The track is a duet with American singer and songwriter
Kiiara, marking the first time a Linkin Park song from a studio album has featured a female vocalist. The song was written by Linkin Park with
Julia Michaels and
Justin Tranter, while
Emily Wright and Andrew Bolooki handled vocal production. The band released a second track from the album, "
Battle Symphony", on March 16, 2017, with an accompanying lyric video. A third track from the album, "
Good Goodbye", was released for download on April 13, 2017, along with an accompanying lyric video followed by a music video. The song features American rapper
Pusha T and English hip hop artist
Stormzy. On May 10, 2017, the band put out one final pre-release track, "
Invisible", with an accompanying lyric video. "Talking to Myself" was sent to alternative radio July 25, 2017, as the album's second official single. The music video for "
Talking to Myself" was released on July 20, 2017, the same day of Bennington's death. In early 2017, the band introduced Linkin Park Global Ambassadors, which were selected each for a country. The ambassadors would promote the Linkin Park updates in their respective countries. The Ambassadors were also given various tasks respective to the updates. For promotional purposes, a picture of TV color bars was uploaded to the Instagram by the Linkin Park Global Ambassadors and many other people related to the band such as
Joe Hahn,
Mike Shinoda,
Chester Bennington, Phoenix, Lorenzo Errico, Adam Ruehmer, Jim Digby, Christian Tachiera, Tobias Fance, Frank Maddocks, Tal Cooperman, and
Warner Bros. Records' official account. The band also released a series of 8 videos on their official website showing fans their process of creating songs for the album. On February 13, Linkin Park tweeted a blank grid, and each of the Linkin Park Global Ambassadors tweeted a numbered image. When put together, the images formed the album cover. The lyrics of "Heavy" were unveiled on
Genius on the same day. Linkin Park did a stripped-down performance with Kiiara at
NRG Studios, which was broadcast live on
Facebook the same day "Heavy" was released along with its lyric video and the album pre-order. The stripped-down version of the song was performed on various occasions. Shinoda and Bennington played the song fourteen times at different venues for the promotion. The band played the song on
The Late Late Show with James Corden and at the
ECHO Awards 2017 with Kiiara. Acoustic performances of the lead single by
Chester Bennington and
Mike Shinoda helped promote
One More Light. A few of them included performances with Kiiara, Waxx, and
Sofia Karlberg. The band embarked on a world tour in the promotion of the album, which began in South America in May 2017. The tour included stops at various festivals, including the
Download Festival Paris, Aerodrome Festival, NovaRock, Impact Festival, I-Days Milano,
Hellfest,
Download Festival Madrid,
Hurricane Festival,
Southside Festival, Telekom VOLT Fesztivál,
Bråvalla Festival,
Rock Werchter, and many others. The tour visited 20 cities in
South America and
Europe. The North American and Japan legs of the tour were cancelled following
Chester Bennington's death on July 20, 2017. ==Reception==