The 25-year-old joined LaLiga side Real Betis on a permanent move from the Red Devils following a successful loan spell last season where he scored nine goals and provided five assists in 30 appearances.
In contrast, the Brazilian struggled to settle at United, scoring 12 goals and providing five assists in 96 matches for the Premier League side.
Antony spoke to ESPN Brazil, accepting responsibility for his dream move to the English side not working out but also lamenting the treatment towards him at the club.
"I'm not the kind of guy who gets involved in controversies, who names people, in fact, I won't mention anyone's name here," said Antony.
"But I think there was a bit of a lack of respect there, even a bit of rudeness too, with no one giving you a 'good morning', a 'good afternoon'. Not even that. But, anyway, that is in the past, I won't give much importance to these things.
"Now I am here, at Betis, I am living here, that's the most important thing for me."
The winger is set to feature for Manuel Pellegrini's team against Espanyol on Sunday ahead of the international break, with Antony excluded from Carlos Ancelotti's squad for upcoming friendlies.
Jose Mourinho is considering leaving both Vinicius Junior and Kylian Mbappe out of the Real Madrid starting XI for Saturday's La Liga meeting with Villarreal at the Santiago Bernabeu.
Barcelona's perfect start to the season is about to face its biggest test, with Hansi Flick's side facing six demanding fixtures in October.
Rayan Cherki has dismissed reports of a disagreement with Michael Olise, insisting there is no problem between the two France team-mates.
Antonio Conte has opened the door to a return to the Premier League, admitting he would consider taking charge of a club during the season if the right opportunity came along.
