Van Gaal said he would be willing to give his input if asked by the club about who should succeed him, however - whenever that may be.
The Dutchman remains defiant and Sky sources understand Manchester United remain happy with their manager.
Long-term absentees Luke Shaw, Marcos Rojo, Antonio Valencia, Bastian Schweinsteiger and Ashley Young remain sidelined while Phil Jones, Adnan Januzaj and Guillermo Varela all suffered injuries in the under-21s' 7-0 win over Norwich on Monday.
English Premier League football club Manchester United (MANU.N) showed its commercial strength when it raised its core earnings expectations for the year despite indifferent form this season.
"I have to say that we are doing great in that perspective, " Van Gaal said when asked about the mood in the camp.
"They are the favorites because they are five points away from the rest, but the moment that they have to win it is different", Van Gaal told Friday's Independent newspaper.
"I do think there will be more activity coming in the summer, but it is very hard to predict what kind of impact that will have", United's executive vice-chairman said in a conference call with investors on Thursday.
Van Gaal came under criticism in the early stages of the season for his side's unattractive style of play, and questions over his long-term future have been raised due to the club's failure to reach the knockout rounds of the Champions League and the danger that they may miss out on a place in the top four this season. But, if it is like that, they have to say it to me and I believe they will tell me if it is like that. I not only have a strong relationship with Ed, but also with (club owners) the Glazers.
"I am impressed by his hard-working attitude because ex-players are not often good examples of hard-working managers". At the time United were fourth in the table, three points ahead of Tottenham in fifth and just two points off the league summit.