No, it is true and has been covered in all major newspapers many times over. The Hunter Biden laptop story was censored due to warnings from the FBI, and Zuckerberg has repeatedly said that Facebook was pressured by the Biden administration to censor Covid-19-related content.

https://www.bbc.co.uk/news/articles/czxlpjlgdzjo

"Mr Zuckerberg also said his firm briefly "demoted" content relating to Joe Biden's son, Hunter, ahead of the 2020 election, after the FBI warned of "a potential Russian disinformation" operation.

It later became clear that this content was not part of such an operation, Mr Zuckerberg said, and it should not have been temporarily taken down."