While the panel upheld Facebook's suspension of the former president, it said the company's indefinite ban was wrong and gave Facebook six months to either ban Trump permanently or reinstate him.
The independent Oversight Board on Wednesday is expected to say whether Facebook should uphold or reverse a ban on the former president put in place after the Jan. 6 attack on the U.S. Capitol.
The civil rights group says Facebook CEO Mark Zuckerberg promised Congress and the public the network would move fast to take down posts that break its rules, but anti-Muslim bigotry is still present.
Facebook is giving users more control over what they see, as executives, including Nick Clegg, global affairs vice president, defend it from charges that algorithms favor inflammatory content.
All three companies say they intend to abide by local health protocols and safety guidelines as limited numbers of employees will be allowed to return to headquarters.
The leaders of Facebook, Twitter, and Google were not eager to admit fault when it comes to bad information on their platforms, but it's clear Congress is getting closer to regulation.
Facebook's Mark Zuckerberg, Google's Sundar Pichai and Jack Dorsey of Twitter will testify about the steps they have taken to deal with misinformation about the election, COVID-19 and vaccines.
"This activity had the hallmarks of a well-resourced and persistent operation, while obfuscating who's behind it," Facebook said, adding that the malware spread to about 500 people in seven countries.