: If your zip is integrated with Steam, go to Properties > Betas and select the Linux_Initial_Release branch. Launch it once, then switch back to "None" to force the executable to reset. 4. Working with Mods (Long War)
Tip: Extract to a simple folder path like C:\Games\XCOM_Complete . placing it in C:\Program Files as this can cause permission issues. file xcomenemyunknowncompletepackzip work