final round of the Hong Kong Open, this time by a Korean pair Choi Sol-gyu and Seo Seung-jae. At the end of the year, Ahsan and Setiawan defeated Endo and Watanabe in straight games to win the BWF World Tour Finals. 2020–2022: First Thomas Cup Ahsan and his partner, Hendra Setiawan opened the 2020 season as the semi-finalists in the Malaysia Masters. They then reached the finals of the Indonesia Masters, but still unable to overcome the pressing game from Gideon and Sukamuljo, and accepted defeat in straight games. At the All England Open, the duo were unable to defend the title after being stopped in the quarter-finals by Japanese pair Endo and Watanabe. Ahsan also played at the decision match at the 2020 Asia Team Championships, where Ahsan who was paired with Fajar Alfian ended the match by defeating Ong Yew Sin and Teo Ee Yi in straight games, and led Indonesia won 3–1 in the finals tie against Malaysia. In January 2021, Ahsan and Setiawan competed at the 2020 Asian Leg tournament held in Thailand. They first reached the quarter-finals in the Yonex Thailand Open, and then finished as semi-finalists in the Toyota Thailand Open. The duo qualified to played at the BWF World Tour Finals, and reached the final after being able to avenge the defeat to the Korean pair Choi Sol-gyu and Seo Seung-jae from the Yonex Thailand Open, but lost the finals to the Chinese Taipei pair Lee Yang and Wang Chi-lin who previously beat them at the Toyota Thailand Open. In July 2021, Ahsan made his third appearance at the Summer Olympics, at Tokyo 2020. Competing with Setiawan as the 2nd seeds, he finished fourth after being defeated by Malaysia's Aaron Chia and Soh Wooi Yik in the bronze medal match. In October, at Aarhus, Denmark, Ahsan was part of Indonesia winning team in the Thomas Cup, where the team beat China in the final 3–0, claiming Indonesia's first title in 19 years. Their best results in the rest of 2021 season were reaching the quarter-finals in the French and Hylo Opens. Ahsan and Setiawan began the 2022 season as finalists in the India Open. They then stormed into their third All England final. They lost to compatriots Muhammad Shohibul Fikri and Bagas Maulana in the final. At the Korea Open, they lost in the semi-finals to Seo Seung-jae who this time paired with