https://wccftech.com/cod-black-ops-4-update-1-10/

Call of Duty: Black Ops 4 has dropped its latest update, and it’s a fairly meaty one, particularly if you’re playing the game on PC or Xbox One. Those platforms now get the Operation Absolute Zero and Multiplayer Map Pack 1 content that PS4 owners have been playing for the past week. Operation Absolute Zero is a free update, which includes the new multiplayer Specialist, Zero, an expansion to the Blackout map, and more (get all the details here). The Multiplayer Map Pack is part of the paid Black Ops Pass, and includes two new multiplayer maps and a Zombies expansion (get the details here).

In addition to all the new content coming to PC/Xbox, a number of tweaks and new features are coming to all platforms, including a rebalancing of Zero, Blackout Custom games, and changes to how characters and outfits are unlocked in Blackout. Here’s the full rundown of all the changes: