The 21-year-old replaces Manchester City striker Gabriel Jesus, who has been ruled out of the fixtures with a calf injury.
In the 11th minute, the Spanish team were awarded a penalty after David Alaba felled Ivan Rakitic, allowing Lucas Ocampos to open the scoring in the 13th minute.
The victory in Budapest over Sevilla has increased the pressure on sports director Hasan Salihamidzic to deliver convincing answers as it seems apparent Bayern's current squad size is too small.
After running 2:29.15 for the 1,000m in Monaco, narrowly missing the world record in the process, Kenyan Faith Kipyegon, the Olympic 1,500m champion will return to her specialty, the 1,500m. Enditem
"It's great to play and to be back with my teammates. I return with a victory and a goal, so I am happy. We are getting our feeling back, our way of playing," the 21-year-old Mbappe said after the match.
Real Madrid controlled most of the ball in its league debut away to Real Sociedad a week ago, but failed to create enough chances to win the game, raising questions about what was also the club's main problem last season.
Hertha's head coach Bruno Labbadia made changes and fielded Deyovaisio Zeefuik, Arne Maie and Jhon Cordoba after the restart.
It has been such a complicated summer for FC Barcelona that it is almost hard to know where to begin. Ronald Koeman takes over a side that is now without Ivan Rakitic, Arturo Vidal and Luis Suarez, who joined Atletico Madrid on Wednesday night. Lionel Messi will clearly be the focus of attention after his summer request to leave the club, but Antoine Griezmann has to step up after Suarez's departure and Frenkie de Jong has to do the same in a side now without Vidal and Rakitic.
"I have no regrets of what I've done, whatever anyone else has said, that's up to them. I know my opinion of myself and my family knows exactly what I am, so that's all I'm worried about," he commented. Enditem
In a battle of former French Open champions, Romania's Halep beat Garbine Muguruza of Spain 6-3, 4-6, 6-4 to reach the women's final.
With the pandemic situation worsening in recent weeks in France, the government has taken action to control of the spread of the virus, which has killed more than 31,500 people in the country.