The Season Four Reloaded update will be available for Black Ops Cold War on July 13 at 9 PM PT and will be available for Warzone July 14 at 9 PM PT.
For this update, there will be a download size of approximately [[XXX]]-[[XXX]] GB for those who own the full version of Black Ops Cold War, and [[XXX]]-[[XXX]] GB for those who own the free-to-play Warzone and are current on the latest updates on either or both games.
Black Ops Cold War Update Sizes
PlayStation 5: [[XXX]] GB
PlayStation 4: [[XXX]] GB
Xbox Series X / Xbox Series S: [[XXX]] GB
Xbox One: [[XXX]] GB
PC: [[XXX]] GB (without HD Pack) / [[XXX]] GB (with HD Pack)
Note: PC users will also need [[XXX]]-[[XXX]] GB of additional space on their hard drive for the copying process; this is only temporary space that is reclaimed upon completion of the patch installation and is not an additional download.
Learn more about the copying process here.
Warzone Update Sizes
PlayStation 5: [[XXX]] GB
PlayStation 4: [[XXX]] GB
Xbox Series X / Xbox Series S: [[XXX]] GB
Xbox One: [[XXX]] GB
PC: [[XXX]] GB (Warzone Only) / [[XXX]] GB (Warzone and Modern Warfare)
Note: PC users will also need [[XXX]]-[[XXX]] GB of additional space on their hard drive for the patch copying process; this is only temporary space that is reclaimed upon completion of the patch installation and is not an additional download.
Remember, the Warzone download is not necessary if you are only playing Black Ops Cold War, and vice versa.
Furthermore, for a smaller overall file size, players can choose to uninstall/remove other data packs if they are no longer needed.
For detailed information on Storage Management for Black Ops Cold War, read this article.
Heed the call and execute the mission.