PSG beat Nîmes 0-4 and the Frenchman was one of the prominent figures, both for his double and for a message that has generated admiration on social networks.
The 28-year-old will sit out the game at the Stade des Costieres after arriving back on Thursday from 2022 World Cup qualifying duties with Brazil.
But Nimes had to little to offer and PSG, despite being without the suspended Marquinhos and Angel Di Maria and the injured Marco Verratti and Juan Bernat, eventually made their superiority count.
New signings Moise Kean and Rafinha made their PSG debuts with a host of players missing following the global break and just four days ahead of the visit of Manchester United in the Champions League.
Former Manchester United midfielder Ander Herrera tested positive for Covid-19 and is in solitary confinement while new loan signing Danilo Pereira is a "contact case", having been in the Portugal squad alongside Cristiano Ronaldo, who has tested positive, and will miss the match against Nimes. Colin Dagba had a positive [coronavirus test] with the U21s. "We talked together, like I did with Kylian", the PSG coach said. But they won their next four to rise to fourth behind Rennes, Lille and Lens.
He appeared as a substitute for Italy in their Nations League draw with the Netherlands on Wednesday but is still likely to be fresher than Mbappe, who played all of France's 2-1 win in Croatia and scored the victor.
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"I know he'll be able to adapt quickly and of course he'll be able to play".
'We are missing too many players.
Mbappe netted late to give France a 2-1 win at Croatia two days ago in the Nations League.
Around 5,000 fans will attend the game in Nimes, but other matches in France this weekend will be impacted by the government's introduction of a curfew in Paris and eight other cities as it tries to bring the ongoing coronavirus outbreak under control.
Residents where the restrictions are in force will not be allowed to be outside between 9pm and 6am for a month from Saturday.
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