“I feel better, but there are still minor symptoms,” RIA Novosti quoted Infantino as saying.
He noted that over the past few days he received many letters and messages and thanked everyone for their support.
“Thank you very much from the bottom of my heart,” said Infantino.
The 50-year-old official is the ninth president of FIFA and has led the organization since February 26, 2016.
Earlier, the media reported about the outbreak of coronavirus in Ajax ahead of the Champions League match.