In a follow-up statement, the company said that the customer support employee who committed the misconduct was on the employee's last day at work.
The outage sparked discussion of the security of Trump's account, given the potentially dire consequences of messages falsely attributed to the president.
Mr. Trump uses his account, which has more than 41 million followers, as a mouthpiece for the USA presidency.
The outspoken president has 41.7 million followers on his personal Twitter account, which he uses to blast controversial and attention-grabbing comments.
Trump has often stirred up controversy with his tweets, making straightforward remarks or announcing domestic and foreign policies, which were rare among former presidents. He surprised Pentagon chiefs in July by tweeting that transgender people would be barred from serving in the military, a ban that has since been blocked by a court.
Hillary Clinton: I'm thinking of dressing up as the president for Halloween
Hundreds stood in line to get an autographed copy of Hillary Clinton's political memoir, at The Book Stall in Winnetka on Monday. That title belongs to one Donald Trump , who beat the former Democratic presidential nominee in the 2016 election.
Ex-Catalan leader bids to avoid extradition as Belgium receives arrest warrant
He also said that the snap election will not "be neutral, independent, normal", if the Catalan leadership is in jail. Vila stepped down from the Catalan cabinet before the independence declaration.
China blocks moves to list Azhar as a global terrorist
The declaration was the first time anti-India groups such as LeT and JeM were compared to the IS by the grouping. Notably, China was the only country opposing the designation of Azhar by the Security Council as a terrorist.
A Twitter customer support employee performed the community service on his last day.
"We are conducting a full internal review", the company said.
Let the man who hasn't fantasized about shutting up Trump permanently by breaking his baby hands cast the first stone at the Twitter employee. This morning, Trump blamed a "rogue employee". Trump did not react to the temporary account removal until almost 12 hours later.
Trump tweeted: "My Twitter account was taken down for 11 minutes by a rogue employee".
"You say "human error", I say "due for a promotion", sports journalist Pete Blackburn tweeted. It's the little things.