For a long time now, everyone has been waiting for confirmation of whether Tao has left or not, from Tao himself or SM.
Nate just released a news article where they posted a Statement SM has released.
“We’re still currently in the midst of sicussion with Zitao. He has not withdawn from EXO, but he will not be participating in EXO’s “Love Me Right” album.
So Tao did not Leave EXO, at least there’s that confirmation. So it seems like it’s a Hiatus, (Or not since they’re still in discussion). But that Rumor that he already left, was just answered.