Gary Neville believes Cristiano Ronaldo's decision to storm down the tunnel following Manchester United's draw with Everton piles 'immense pressure' on manager Ole Gunnar Solskjaer.
Ronaldo started Saturday's 1-1 draw at Old Trafford among the substitutes and couldn't inspire United to victory when introduced during the second half.
At the final whistle, the Portuguese star looked visibly angry as he walked straight back to the dressing room muttering to himself.
Cristiano Ronaldo was visibly frustrated after Manchester United's draw against Everton
He was seen muttering to himself as he stormed down the tunnel at Old Trafford
It only caused another headache for Ole Gunnar Solskjaer as the manager's problems mount
United legend Neville said Ronaldo's actions only cause Solskjaer another headache at a time when the team's form has slipped. They have now failed to win four of their last seven games in all competitions.
Speaking on Sky Sports, Neville said: 'I watched him walk off and I can't say I like it.
'Is Cristiano upset when he doesn't play? Yes. Is Cristiano upset when he doesn't score? Yes. Is Cristiano annoyed as hell when the team don't win? Of course.
'We know those things. He doesn't have to prove that.
'He walked off the pitch muttering to himself, which throws the questions up in the air - what's he saying? Who is he annoyed with?
'It can only come back to the manager. Actions like that - and Cristiano is smart enough to know this - will bring real pressure on the manager, more pressure than Ole Gunnar Solskjaer is already under.
Gary Neville believes Ronaldo's actions only give United's manager an unnecessary headache
United have failed to win in four of the seven games since Ronaldo made his comeback
'I think that is something that just has to be managed in the next couple of months. Cristiano is not always going to score, he's maybe not going to play every single game.
'But I think if he walks off like that, it's going to put immense pressure on Solskjaer. There's no doubt the talk after the game was about the manager.
'He has this collection of players but they haven't got this style of play, they haven't got this or that. He