Everglow held a live showcase on August 19, where they performed "Adios" and "You Don't Know Me". The group began promoting their title track, "Adios", on August 22. They first performed the lead single on
Mnet's
M Countdown, followed by performances on
KBS'
Music Bank,
MBC's
Show! Music Core and
SBS'
Inkigayo. On September 24, 2019, Everglow won their first music program broadcast award on
The Show. ==Commercial performance==