Preston were hammered 4-1 away at Newcastle United on Monday evening.
Everton handed the 22-year-old a new contract last month, meaning Swansea City would have to pay up.
Everton are reportedly ready to part company with Tyias Browning in the January transfer window.
Some Everton players in particular will be under pressure to perform this season or they could be without a club...
Aston Villa and Everton have both given Premier League game time to four players born in the same area as the club.
Roberto Martinez isn't too worried after losing Tyias Browning for the rest of the season.
Everton are set to welcome Tom Cleverley back to the first-team fold in the imminent future.
Everton defender Tyias Browning has played five times in the Premier League so far this season.
Tyias Browning has played five games for Everton so far this season.
Tyias Browning and Brendan Galloway both started in Everton's 1-1 draw against Liverpool at the weekend, and they looked impressive.