Olaf Scholz failed to convince the Germans that he deserves to lead the strongest economy in Europe. Schulz did not fulfill many of his promises, and his experience in government did not help him.
He took advantage of the weakness of his rivals, especially the conservative Christian Alliance. The Free Democratic Party achieved very poor results in several local elections, which made its members close to voting to leave the government. And resorting to the decline in the popularity of the Green Party among a large part of its base, which it as a voice for the people.