Released on September 21, 2023, through Columbia Records along with the title track for the band's reunion album, One More Time....[1][2] It was written by bassist Mark Hoppus, guitarist Tom DeLonge, drummer Travis Barker, as well as recording engineer Aaron Rubin and songwriter Dan Book.
Paul Brown of Wall of Sound described the opening of "More Than You Know" as a "sorrowful piano intro", which becomes a "fast-paced punk rock jam".
[3] Similarly, Mary Varvaris of Kill Your Stereo described the song as "a fist-pumping pop-punk banger".
[6] Rolling Stone's Jon Blistein wrote that the song "finds Blink cranking up the guitars while maintaining a high level of emotional vulnerability and angst".
[7] "More Than You Know" debuted at number 95 on the UK Official Singles Downloads Chart on 22 September 2023.