30 de Febrero

The first single from the album was "100 Años" with Prince Royce; released on 13 October 2017,[10] The track peaked at number 50 in the Latin Pop Songs,[11] and number 24 in the Latin Airplay[12] charts in the United States. In Mexico, the song peaked at number one on the Mexico Espanol Airplay,[13] and Monitor Latino.[14] "100 Años" was certified platinum and gold in Mexico and gold in the United States.[15][16] The second single "No Pasa Nada" was released on 8 March 2018,[17] peaked at number 13 in the Mexico Airplay,[18] number 4 in the Mexico Espanol Airplay[13] and number two on the Monitor Latino charts in Mexico.[19] On 1 February 2019, it was announced that No Pasa Nada had been certified Platinum.[20]

On 8 August 2018, they released the third single from the album, "Eso No Va a Suceder".[21] The song peaked at number 34 in the Latin Pop Songs charts in the United States[11] and number one of the Mexican Espanol Airplay[13] and Monitor Latino in Mexico.[22] In September 2019 the song was certified Platinum in Mexico.[15] The video for this single was released on 8 August 2018.[23][24] On 4 January 2019, the track "¿Qué Me Faltó?" was released as the album's fourth single and was accompanied by a music video.[25] The clip was recorded in the beach in Oaxaca, Mexico.[26] It was under the direction by Toño Tzinzun.[27] The track peaked two on the Monitor Latino in Mexico.[28]

Then as for the month of November Ha*Ash released "Ojalá" lyric video. It was directed by Diego Álvarez.[8] The song takes place in an office setting and has the vibe of a pop song, that shows many texts between the girls and the guy who is an ex lover of Ashley. On 1 February 2019 the song was certified gold in Mexico.[20] Same month of November they released the song "30 de Febrero" which featured Abraham Mateo in the lyric video.[29] The song is a break up song and has a colorful vibe with having Abraham their ex lover who is wanting another chance. The song is a classy and upbeat.[30] On 1 February 2019 the song was certified gold in Mexico.[20] On 1 December, Ha*Ash were released lyric videos of "Paleta" and "Llueve Sobre Mojado". Both songs, is musically complete with pop beats and a reggaeton sound.[31][32]  

To promote the album, Ha*Ash embarked on a world concert tour during 2018 and 2020. The "Gira 100 años contigo" is a concert tour performed by Ha*Ash. The tour was announced by Ha*Ash on her social media in November 2017.[33][34] The tour will begin in the National Auditorium of Mexico City with 3 shows.[35][36] At some shows, Ha*Ash covered songs such as "Adios Amor" by Christian Nodal. The setlist includes songs of the new album but also older singles from Ha*Ash, Mundos Opuestos, Habitación Doble, A Tiempo and Primera fila: Hecho Realidad.

The show filmed at the Auditorio Nacional in Mexico City, Mexico on 11 November 2018, entitled Ha*Ash: En Vivo, was released for sales on 6 December 2019.[37]