To edit your save file, you should not use a simple "hex editor" unless you are an expert. The community standard tool is (Visual VLT Editor). It allows you to modify the database of your career save directly.

NFS Most Wanted Save Editor by nfsu360 (often called the "Vettech" editor or the updated version on sites like NFSMods.gg).

He nodded. He always kept backups. Junkman Best wasn't just a name; it was a promise: preserves, not erases. He handed her the USB, whole again. "Drive it like you stole it," he said.