The famous interview where (we now know) he lied came after he was banned again by chess.com. As stated in the report, the reason he was banned again was that

The famous interview where (we now know) he lied came after he was banned again by chess.com. As stated in the report, the reason he was banned again was that the insinuations from Magnus caused the chess.com team to reevaluate whether or not they could trust him not to cheat going forward, especially with an upcoming tournament with a million dollar prize on the horizon. After this reevaluation, they decided their previous leniency was unwarranted.