Adentro was met with critical acclaim upon its release, earning nominations for Album of the Year at the Premios MUSA and the Pulsar Awards.

[8][9] The second single, "Nada Para Ti" featuring guest vocals by Mexican singer Ximena Sariñana was released on July 27.

[13] The title track, "Adentro" was chosen as the album fourth single, and was released on January 25, 2024, alongside its music video which was directed by Camila Grandi.

[19] It was directed by Felipe Prado and Valenzuela, and featured cameos of Jean Philippe Cretton, Fabrizio Copano, Tomás González, Young Cister, Eyal Meyer, Matías Assler, Diego Urrutia, Cristóbal Orozco, Valito Trujillo, Polimá Westcoast, Francisco Zudelia, Adan Jodorowsky, Gil Cerezo, Francisco Victoria, Esteman, Marco Mares, Pablo Holman, and Meme del real, playing different versions of "Juan".

[23] The second promotional single was "Dejalo Ir" which was nominated for a Latin Grammy Award for Best Alternative Song, its official music video was released on July 27, 2024.

[24] "Lo Nuestro Nadie Puede Borrarlo" served as the third and final promotional single of the record, with its official music video dropping on September 8, 2024.

[25] To promote the album, Valenzuela embarked on the Adentro Tour, which started on August 21 with dates across the United States, Mexico and Chile.

[29] He described the production as "more direct" and that "some pieces strike fresh as if they were live shots of the band just picking up the instruments, with pleasant results.

"[29] Rebeca Perez for Rockeros VIP stated that the record is "a life diary made into music that reveals the reflective and lyrical capacity of Francisca Valenzuela.