Trump and his allies have brought at least 50 legal cases trying to overturn the results in the swing states Biden won — mainly Arizona, Georgia, Michigan, Pennsylvania and Wisconsin.
The President has said that he would leave the White House if the Electoral College declares Biden as the winner, but made clear he is not prepared to "concede" the election.
With 71 per cent of mail-in ballots counted in Pennsylvania, officials still needs to count 763,000 of the 2.6 million cast, according to the state's official website.
Georgia has been a reliably Republican, conservative bastion and a Democrat has not won in the Peach State since Bill Clinton, a fellow Southerner, in 1992.
"This comprehensive data, in concert with the CDC's guidelines for removal of transmission-based precautions, have informed our medical team's assessment that the President is not infectious to others."