Messi agreed the new contract with Barcelona in July but the club did not release the usual photo of the player putting pen to paper, fuelling speculation he could depart in June 2018, when his previous deal ran out, for free.
Brazil pulled off a last-gasp 2-1 away victory over Chile in the South American World Cup qualifiers on Thursday.
Messi's lawyers informed Barcelona, on Tuesday, that the Argentine wanted to take up a release clause in his contract which could allow him to leave for nothing.
Boxer Alvarez fumes at Messi celebration video after beating Mexico
Barcelona striker Lionel Messi is expected to play in Wednesday's King's Cup semi-final against Valencia despite missing training on Monday to have tests on his kidneys, the La Liga club said.
The Aston Villa 'keeper saved three penalties in the 2021 Copa America semi-final and Argentina went on to lift the trophy. Now he's stopped two more in a World Cup quarter-final and this could just be a good omen for Messi!
The Argentine striker had hosted a team meeting on Monday to kick start preparations for the clash against Atletico Madrid.
Messi, who failed to turn up for pre-season training on Monday, had previously labelled his side 'weak' and 'inconsistent' after surrendering the league title to rivals Real Madrid.
With immense pressure on him to match the late great Diego Maradona and send the trophy back to Buenos Aires, Lionel Messi has lit up the Qatar tournament while others in the superstar stratum - Neymar, Cristiano Ronaldo - have underwhelmed and gone home.
A double by the mercurial Lionel Messi helped Barcelona reach the Champions League last eight by overhauling AC Milan's two-goal first-leg lead.
Lionel Messi said on Wednesday he was delighted to have signed for French club Paris St Germain and that he is ready to help the team clinch their first ever Champions League title.
Indian fans wait for Messi's '2011 Tendulkar moment'
France's chance against Argentina in the World Cup last 16 might be that Lionel Messi does not benefit from the same support with the national team than at Barcelona, his club team mate Samuel Umtiti said on Thursday.
Between trying to compose himself, wiping away tears and facing a long standing ovation, it took Lionel Messi more than a minute to start his farewell news conference on Sunday at FC Barcelona, where the Argentine has spent all of his playing career.
Past and present Barcelona team mates Carles Puyol, Javier Mascherano, Neymar and Luis Suarez were all there, as was Gerard Pique and his pop star wife Shakira.
Brazil soccer great Pele paid tribute to Lionel Messi for equalling his goal-scoring record for a single club after the Argentine forward netted his 643rd goal for Barcelona in Saturday's 2-2 home draw with Valencia.
Sergio Ramos has responded to a putdown from Argentina great Diego Maradona
Soccer's five-times World Player of the Year Lionel Messi should be acquitted on tax evasion charges against him, Spain's public prosecutors' office said on Friday as the trial drew to a close. Neither Messi nor his father Jorge Horacio Messi attended the hearing in a Barcelona court where closing arguments were given. Both are accused by the Spanish tax office of defrauding the government of 4.2 million euros ($4.8 million) between 2007 and 2009 but have denied any wrongdoing. Speaking on whether or not Lionel Messi was aware of the alleged fraud, state prosecutor Raquel Amado said: "There is no evidence that anyone explained it to him ... the prosecutor sustains that Lionel Andres Messi should be acquitted."
Barcelona's Lionel Messi was at the centre of a headbutting controversy.
Messi, who scored 37 times in La Liga last season, has been at Barcelona since the age of 13, rising through their youth system to become one of the most successful and recognisable footballers in the world.
The 32-year-old Messi scored 24 goals this season in all competitions before the coronavirus pandemic brought the football season to a standstill.
'Every night before I sleep, I imagine myself on a football field.'
Argentina became the first side to book passage into the Copa America quarter-finals
Lionel Messi's passionate performances at the Qatar World Cup are earning him oodles of love from Argentines, but their old favouritism for Diego Maradona may resurface unless he brings home the trophy on his final attempt.
A Spanish court said on Friday it has exchanged a 21-month prison sentence handed to Soccer player Lionel Messi for tax fraud last July for a quarter-of-a-million-euro fine.
The only goal of the game came from a clever cross by Lionel Messi although Barca's captain was kept unusually quiet for the remainder, after being left with a bloodied face from a clash with United's Chris Smalling.
La Liga returned to action after a long hiatus and during Barcelona's first game after the resumption, Messi struck a brilliant goal, helping his side clinch a 4-0 win against Mallorca.
Messi hit back last week, saying he was tired of being blamed for problems at Barcelona.
Praise comes in from all quarters as Argentine breaks Raul's Champions League record.
From Royal Challengers Bengaluru's historic first IPL title to star javelin thrower Neeraj Chopra finally breaking the iconic 90-meter mark to India women winning their first cricket World Cup, this was the year of long-awaited victories and record-breaking feats.
The 35-year-old forward confirmed this would be his last World Cup
Argentina beat Ecuador 4-2 on penalties to move into the semi-finals of the Copa America on Thursday after goalkeeper Emi Martinez made two saves for the reigning champions in the shoot-out following a 1-1 draw in regulation time.
Real Madrid's Karim Benzema, who won the 2022 Ballon d'Or award, is also in the shortlist.
The Argentina captain turns 31 in a few days and may be playing his last World Cup. He would need to win it to rival fellow great Diego Maradona for the eternal love of his compatriots.
La Liga club Barcelona have expressed their support for Argentine striker Lionel Messi and his father after the Spanish Supreme Court upheld their prison sentences over tax fraud charges, although neither are expected to go to jail.
'Messi's departure is a move that helps Florentino. Imagine that (Kylian) Mbappe now signs for Real Madrid.'
Indian football remained in a state of terminal decline after experiencing arguably its darkest phase in a year marked by severe administrative crisis, court hearings, financial issues, absence of domestic leagues, and a steep decline in performance of the senior men's team.
Such is Argentina's passion for soccer, that the World Cup remains a priority for some, despite a sluggish economy, painful inflation estimated to hit 100% this year and currency controls that push up the price of travelling overseas.
Kahn acknowledged the significance of having role models like Messi and Ronaldo but emphasised the importance of nurturing Indian talent.