The Brazil global joined Barca from Liverpool in January 2018 for a fee which could rise to £142m and although he made a promising start - scoring 10 goals in 22 appearances - his form has been rather unconvincing this season.
The Selecao star struggled for the most of the past season, despite making a good start to his Barca career following his exit from Liverpool in January 2018.More news: PewDiePie REVEALS What Keanu Reeves and Elon Musk Have in Common
He scored just five goals in 34 La Liga appearances.
A number of Premier League clubs are reportedly interested in the Brazilian, including Manchester United, as well as PSG in France.
"I have not had a good season", Coutinho is quoted as saying by Marca as he prepares for the imminent start of the 2019 Copa America on home soil in Brazil. It was below what I expect from myself and what the supporters expect from me.More news: Pelosi says she's 'done' with Trump after latest insults
Even so, he insisted that he gave it his all: "But we only gain confidence with work, and I've worked hard." . In the 2017-18 campaign, the German manager even opted to hand Coutinho the captain's armband for a few games in December 2017, still, he made a decision to move to the Catalan giants in the winter transfer window of 2018.
"In the two friendlies that we have played, he has been the best player on the pitch", Silva noted.
Silva wants Coutinho to feel valued and comfortable in the team. Not only for his assists and goals but for his defensive work. "He is finding his happiness again".More news: Warriors' Thompson tore ACL in Game 6, agent says