You mean like when he claimed he graduated at the top of his class, when he graduated at the bottom? That he went to law school on a full scholarship, when he didn't? Saying he was the only one in his class that had one? Saying he graduated with 3 degrees when he had one?
His 1988 presidential run was killed by him plagiarizing speeches made by John and Robert kennedy and a British labor party leader.
His campaign even ADMITS it:
The man has been lying for DECADES without so much as a question raised by the left.
Yes, Biden lies. Constantly. Even about personal events that never happened and have no actual value to lie about.
The problem is that the right lost the high ground to complain about lying politicians when they supported Trump. Now, no one seems to care how much the president lies, it is almost required rather than discouraged.