Former manager Ruben Amorim initially promoted the teenager to senior training sessions, where he has remained a regular participant.
Uncertainty remains over striker Chido Obi, who did not play against Wrexham despite full second-half squad rotations.
United officials are evaluating whether to retain him or approve a loan deal in the coming weeks.
Winger Ethan Ennis missed the pre-season squad after a minor training injury requiring several weeks of recovery.
He had a 45-appearance loan spell with Fleetwood Town in League Two last season, after which United extended his contract by 12 months.
Goalkeeper Solomon Honor was loaned to Southport for the season.
Under the agreement, he will maintain regular training at Carrington as a training goalkeeper while competing in non-league fixtures.
