For advanced users, the free tool chntpw (Offline NT Password & Registry Editor) is the gold standard. This tool works even when the SAM (Security Account Manager) file is corrupted.
The "gringo" approach typically targets the SAM file directly, either by booting into an alternate OS or using a password reset disk. gringo xp password
Using such tools is high-risk. Modifying game files often leads to permanent account bans, as it violates the terms of service of games like Free Fire [1]. For advanced users, the free tool chntpw (Offline