No, you can't upgrade Spider-Man PS4 to the PS5 remastered version

Sony Changes Mind, Starts Selling Spider-Man Remastered On PS5

Sony confirms PS4 Spider-Man owners can't upgrade to the PS5

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Sony Confirms Spider-Man PS5 Remaster Is Not a Free Upgrade

Experience the complete adventure – remastered for PS5™.

Marvel's Spider-Man Remastered

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How to get Marvel's Spider-Man Remastered on PS5

Marvel's Spider-Man Remastered PS4-PS5 Save Transfer Is Now

Your Marvel's Spider-Man Saves Can't Be Carried Over to the PS5

Sony confirms PS4 Spider-Man owners can't upgrade to the PS5