Back-to-back Premier League defeats to Liverpool and Burnley have been compounded by a toxic atmosphere around the club, with fans making their anger at the Glazer family and executive vice-chairman Ed Woodward loud and clear.
Berbatov played for United between 2008 and 2012 and knows the club inside out.
United face Tranmere Rovers in the FA Cup fourth round at Prenton Park on Sunday in a must-win for Solskjaer, but the manager believes he retains the backing of the Glazers and Woodward. For me that rebuild doesn't go one way all the time.More news: Australian Open day six snapshot
"Marcus is a genuine Manchester United supporter who wants us to do well and help", he said.
"The foundation has to be laid and the culture has to be properly set and laid down".
"I feel I am, the club is strong".
"There'll be criticism, you've got to take it. For us we've had a couple of rainy days and we wish that roof was on but you can't hide".More news: Valve makes all Half-Life games free in anticipation of Alyx
"For me, we do have a way of doing things", he said at his pre-match press conference on Friday.
"If you asked a group of players now, United would probably be the last team the players would want to go to", said the Bulgarian. "We've had one proper transfer window in the summer because the Januarys they are hard, but we are trying to do something now".
"In the past, you only had to say Manchester United and you were already asking where to sign".
"For me, anyway. I'm not going to change six or eight or nine or 10 months after I got the job and start believing in a different way of doing things". Hopefully that will be good enough and they can see what we're doing is right.More news: Gainesville Police Department new facial recognition tech
But when questioned if he would expect the same from the French World Cup victor, he replied: "We all want this to go well and we've all got different ways of showing how much we care".