Miguel joined the Reds in the summer of 2024 from Corinthians, playing three times in his debut season in England across all competitions.
Advertisement
Advertisement
He now heads back to his homeland, joining 18-time Série A champions Palmeiras, who currently sit third in the Brazilian top flight.
Forest have raised €6m from his sale.
The 26 year-old has signed a deal with Palmeiras to 2030.