The Brazilian midfielder has been on the fringes of first-team football for the Italian side this season and is reportedly frustrated by a lack of playing time.
Pereira wishes to play regular football and could ask to switch clubs if he doesn't see any chance of getting it.
His contract with United expires in June.
Need a VPN? Or seeking to switch? Then support Tribal Football by clicking here to sign up with our official partners NordVPN. Not only will you receive the best VPN experience, but also great discounts by signing up via Tribal Football. Thanks for your support!