The game reached version v1.04 , which included major fixes for Universe Mode and the "Rising Stars" DLC [4, 23].
The standard installation of WWE 2K19 is approximately 50 GB on PC [6].
Multiple-part archives require all parts to be present in the same folder to extract correctly. If part04 is missing or corrupt, the entire installation will fail.
For those looking to enhance their existing installation, reputable modding hubs like SmackTalks provide guides on how to safely import content without needing to re-download the entire game [1, 17].