Before installing a 100% save file:
C:\Users\(user_name)\Documents\My Games\Binding of Isaac Repentance Steam Cloud (if enabled): binding of isaac repentance 100 save file install
You’ll know you’ve nailed it when:
To install a 100% "Dead God" save file for The Binding of Isaac: Repentance binding of isaac repentance 100 save file install
This ensures Steam doesn't automatically download your old save from the cloud. binding of isaac repentance 100 save file install
The game also keeps local backups here: