The Government’s election cybersecurity team has coined it the “most secure election in American history”.
Attorney General Bill Barr has confirmed there is no evidence of voter fraud that would change the outcome of the election.
Mr Biden’s transition team says Mr Trump’s decision to opt-out of the inauguration will make no difference to the plans already in place.
Even if he doesn’t attend, Mr Trump’s absence wouldn’t be the first time a President missed his successor’s inauguration.
John Adams, John Quincy Adams and Andrew Johnson all didn’t go, and Richard Nixon didn’t attend Gerald Ford’s swearing-in after he was impeached from the presidency.