Last week, when the team defeated Tottenham Hotspur 2-0, he rejected to play as a replacement and departed the field before the final siren.
Ronaldo, 37, chose to express his annoyance to the manager of United by acting out, drawing harsh criticism for his actions.
Ronaldo made it known that he wanted to leave United earlier this summer, and he made moves to depart the team during the tr
Ronaldo hasn't made much of an impact in the Premier League this season despite being a regular for United in the Europa League.
Rejected being brought on as a replacement a few minutes before the final horn. Before the game was over, he left the field and departed the stadium.
Ronaldo was immediately dealt with by Ten Haag, who left him out of the team's lineup against Chelsea.
On Tuesday, Ronaldo attended practise with the first squad at Carrington, United's training facility.
There are still rumours that Ronaldo will leave United, with the 37-year-old considering moves to Che
lsea and Napoli, among other teams.
If a good offer is made, United will let the Portuguese player leave in January of the following year.
After United's next Europa League match against Sheriff on Thursday, Ronaldo will make his comeback.