Erik ten Hag's side are preparing for a clash with League Two outfit Newport County in the fourth round of the FA Cup on Sunday afternoon at Rodney Parade.
The Red Devils dispatched third-tier side Wigan Athletic in the third round to book their place in the last 32, whilst the Welsh club knocked non-league Eastleigh out of the competition earlier this month.
Man United have played just the single Premier League match in January, sharing the spoils with Tottenham Hotspur at Old Trafford, where Rasmus Hojlund and Marcus Rashford managed to get onto the scoresheet.
Following the stalemate with Ange Postecoglou's Lilywhites, all attention has turned to a cup clash this weekend, with Ten Hag's side potentially set for an injury boost.
England international Maguire was pictured in first-team training on Tuesday after a period on the sidelines due to an injury sustained last month.
The 30-year-old was forced off after just 40 minutes of the Champions League clash with Thomas Tuchel's Bayern Munich on December 12, when the Red Devils' European journey ended for another season.
Maguire has missed United's last six matches, including losses at West Ham United and Nottingham Forest in the Premier League, as well as a goalless draw at Anfield against Liverpool.
With the likes of Raphael Varane and Lisandro Martinez enduring spells in the medical room earlier in this campaign, Maguire has seen an increase in his Premier League game time compared to last term.
Also spotted training amongst his teammates on Tuesday was left-back Shaw, who has not featured in a competitive sense since the 2-0 defeat at David
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