According to an anonymous source, Trump asked his advisers not to disclose information about their positive tests, but we cannot verify this claim.
However, we cannot verify this news. It has only been reported by one news organization, and its source is anonymous.
The COVID-19 pandemic has given rise to a lot of potentially dangerous misinformation. For reliable advice on COVID-19 including symptoms, prevention and available treatment, please refer to the World Health Organisation or your national healthcare authority.