Vanguard was notable for bringing the movement mechanics of Modern Warfare (2019) to a WWII setting.
In the PlayStation ecosystem, Every software title is assigned a "CUSA" (for PS4) or "PPSA" (for PS5) code.
: In certain technical communities, these strings are used to identify "backported" versions of games—software modified to run on older, exploited firmware (like 5.05 or 9.00) that would otherwise be restricted to higher official firmware versions (like 9.03+). 5. Engine and Gameplay Mechanics
The suffix Fw5d05orhigh indicates a of 5.05 or higher.
The mention of Upv1d08 refers to Update Version 1.08. In the lifecycle of Call of Duty titles, early patches are critical for stability.