Through the influence of his relatives, she began to take singing lessons and dedicated herself to learning to play the guitar through the Internet.

On 22 October of that year, Soto publishes his version of Antonio Orozco's song, "Pedacitos De Ti".

[12] In 2016, El Hormiguero had invited the singer Alejandro Sanz, but was unable to attend because he was in Paraguay doing his Sirope Tour, so it was decided to call Marta Soto to be replaced, making a presentation in the program singing "A Que No Me Dejas".

[13][14] On 26 May 2017, Marta Soto, in collaboration with Warner Music Group, published the extended play Ya Lo Sabes.

[26] On 24 April 2020, Soto launched her third extended play, Como Nos Miraba El Mundo.