England forward Marcus Rashford was on target again as Manchester United earned a nervy 3-1 victory over Everton in the FA Cup third round on Friday.
Mourinho was also adamant that it was crucial to United's ambitions to keep the 28-year-old Spain international, who has been linked with French champions Paris St Germain.
'I can't give you a time but we will get there. We have given ourselves a big, big uphill task to get in the top four, never mind the top six'
Barcelona fought back to earn a 2-2 draw with Manchester United in a pulsating Europa League knockout round playoff first leg on Thursday.
The Spaniard has made a number of uncharacteristic mistakes in recent games, including one that allowed Chelsea to equalise in Sunday's 1-1 draw.
IMAGES from the English Premier League matches played on Sunday.
There is no problem between goalkeeper David de Gea and Manchester United manager Louis van Gaal after his failed move to Real Madrid and midfielder Juan Mata expects his fellow Spaniard to have a fine season.
IMAGES from the English Premier League matches played on Tuesday.
Cavani netted an opportunist 71st-minute equaliser after Allan Saint-Maximin gave the home side a seventh-minute lead with a fine individual effort, side-stepping two markers before he fired past De Gea.
Goalkeeper David de Gea has dismissed reports of discontent in the Manchester United dressing room and credited captain Wayne Rooney with keeping the squad together and pulling in the same direction.
Images from the EPL match played between Manchester United and Watford on Sunday.
Manchester United's Paul Pogba is desperate to make up for lost time after his long injury absence, manager Ole Gunnar Solskjaer said after the France midfielder impressed in Friday's 1-1 draw with Tottenham Hotspur.
Confusion reigns over goalkeeper David De Gea's expected transfer from Manchester United to Real Madrid after media reported the relevant paperwork was not delivered in time on Spain's deadline day.
Arsenal restored their five-point lead at the top of the English Premier League with Eddie Nketiah scoring twice in a 3-2 defeat of Manchester United, including a 90th-minute winner.
Manchester United crushed Newcastle United's hopes of a claiming a first domestic trophy for nearly 70 years with a clinical 2-0 victory in the League Cup final at Wembley on Sunday.
Spain coach Vicente del Bosque has praised goalkeeper David de Gea for the way he has handled an off-field controversy at Euro 2016. The Manchester United player, who has vehemently denied allegations in the Spanish media linking him to a prostitution case, was selected to play against the Czech Republic in Group D in Toulouse on Monday.
Images from Sunday's action in the Premier League
Manchester United conceded two late own goals to allow Sevilla to snatch a 2-2 draw in the first leg of their Europa League quarter-final at Old Trafford on Thursday.
'Hopefully, for many years,Marcus Rashford will be in this club and can make history for the club.'
Spain are still favourites to finish top of Group E above Sweden, Poland and Slovakia but, after struggling to break down conservative sides such as Georgia and Greece in March, they know coming first will not be a procession.
Blaise Matuidi and Zlatan Ibrahimovic scored first half goals as Paris Saint-Germain beat Manchester United 2-0 on Wednesday in their International Champions Cup clash in Chicago.
Images from the English Premier League matches played on Saturday
Manchester United will welcome David de Gea back into the fold even if, as expected, the goalkeeper refuses to sign a new contract following his failed attempt to move to Real Madrid, British media reported on Thursday.
Photos from the English Premier League match played between Manchester United and Arsenal on Saturday
Spain goalkeeper David De Gea is in line to start their Euro 2016 opener against the Czech Republic on Monday despite being involved in an off-field controversy, coach Vicente del Bosque said on Sunday. The final decision, though, would be made on Monday.
Be it an exquisite goal from Neymar that rescued Barcelona or talk about the stunner 35-metre strike from Diego that put Atletico in the driving seat, the goals were the talking points of the Champions League matches on Tuesday night.
Spain's strong show of unity after the sacking of coach Julen Lopetegui was almost enough to secure victory in their World Cup opener against Portugal on Friday, but Cristiano Ronaldo's late goal took some gloss off a superb performance.
Images from Wednesday's action in the English Premier League.
Liverpool defender Martin Skrtel was charged with violent conduct for appearing to stamp on Manchester United goalkeeper David De Gea.
Ronaldo answered his critics five minutes after halftime with a superb finish
Goalkeeper David de Gea believes the busy holiday fixture list offers the perfect opportunity for Manchester United to put some pressure on the Premier League's top two clubs.
Spain scored a stoppage-time equaliser through Jose Luis Gaya to draw 1-1 away to Germany on Thursday in their Nations League opener and first international in almost 10 months due to the COVID-19 pandemic.
The teams finished level at 3-3 on aggregate in the tie but the Lisbon club advanced to the quarter-finals after Adan kept out Martinelli's weak effort.
Ronaldo's 62nd minute strike was his 17th league goal this season
aka was excellent in the opening minutes and it was his cross that was headed into the net by Martinelli for the opener, but he went down injured shortly afterwards after a challenge from Forest's Renan Lodi. Saka tried to continue but came off after 27 minutes.
Manchester United's troubled season took another turn for the worse when they lost 2-1 to Sunderland in an error-strewn penalty shootout in their League Cup semi-final on Wednesday.
Real Madrid president Florentino Perez has blamed Manchester United's "lack of negotiating experience" for the failure of goalkeeper David De Gea's move to the Spanish capital on Monday.
You may be entranced by the foot magic, but don't miss the hair cuts!
The Manchester United keeper let a tame shot from Cristiano Ronaldo through his arms for Portugal's second goal on Friday and has been criticised in Spain for his badly positioned defensive wall when Ronaldo struck the late equaliser.
Manchester United produced an utterly unexpected 2-1 victory over old rivals Liverpool in the Premier League at Old Trafford on Monday to turn fan protests against the club's owners into a rare night of celebration.