Point the RedM installer to your legal game folder.

: RedM often requires the latest game updates to stay compatible with server-side scripts . Cracked versions are typically stuck on older builds and lack the necessary online components for mod frameworks to hook into . Affordable Alternatives

No, you generally cannot play RedM with a cracked version Red Dead Redemption 2

RedM is designed to interact with your legitimate game files. When you launch RedM, it attempts to communicate with the Rockstar Social Club to verify that you own the game. A cracked version, by definition, bypasses this verification.