I started having these crazy panic attacks." Knowles explained how she made sacrifices "mentally, emotionally and financially", and continued, "It's more than an album to me.It's a transitional time in my life." Regarding the musical direction of the album, she said the inspiration came from new wave and stated, "This is a dance record, but the lyrics can get pretty dark at times."The singer has also worked on songs with Chromeo and long-time collaborator Pharrell Williams.She also made an appearance on The Master of Disguise soundtrack and made cameos in Play's video for "M. including its lead single, "Feelin' You (Part II)".
She provided a song for its soundtrack—"Freedom", a collaboration with the Houston-based funk-jazz band Drop Trio.
Although the reviews were generally negative, Knowles earned praise from Variety magazine: "Solange Knowles is nearly as dazzling as big sister Beyoncé and does little more than smile winningly in her first bigscreen outing."In 2006, she starred as a cheerleading captain in the film Bring It On: All or Nothing, the third installment of the Bring It On series, alongside American actress and singer Hayden Panettiere.
She followed this up with the 1980s pop and R&B–inspired extended play True (2012) on Terrible Records and her imprint Saint Records.
Her third studio album, A Seat at the Table (2016) became her first number-one album in the United States.
At the age of 15 Knowles replaced a departed dancer and performed with her sister's group Destiny's Child on tour.
During the group's opening stint for American pop singer Christina Aguilera's tour, Knowles temporarily replaced Destiny's Child member Kelly Rowland after she broke her toes backstage during a costume change. In 2002, she lent her voice for the character Chanel, the cousin of the protagonist Penny Proud, in the episode "Behind Family Lines" to the animated television series The Proud Family.Dreams (2008) deviated from the pop-oriented music of her debut to the Motown Sound of the 1960s and 1970s.It peaked at number nine on US Billboard 200 and received positive reviews from critics.In 2004, she guest starred in the episode "The Catch" of the sitcom One on One.Knowles appeared as a teenager in the 2004 comedy film Johnson Family Vacation, starring alongside American actors Cedric the Entertainer, Vanessa Williams and Bow Wow.[...] We literally were waking up in the morning and just making music all day and all night.