Rename the existing SAVE001 , SAVE002 , etc., to SAVE001.bak (or move them to a backup folder).

Before you proceed, here are a few crucial pointers to keep in mind.

This usually happens if the downloaded save file is from a different version of the game (e.g., trying to use an original 2012 save file on the 2019 Remastered version). Ensure your download matches your specific game edition.

Mismatched DLC ownership or game version (e.g., using a save from the Deluxe Edition on a Standard Edition). Fix:

A legitimate Assassin's Creed 3 save file should only ever use native extensions like .save , .sav , or .dat (often compressed inside a standard .zip or .rar archive). Never execute a file ending in .exe , .msi , or .bat disguised as a save file. Step-by-Step Installation Guide

Make sure the file matches your game version (original vs. Remastered) and your platform (Uplay, Steam, Epic).

C:\Program Files (x86)\Ubisoft\Ubisoft Game Launcher\savegames\[Your-Account-ID]\103\

(Note: Ensure you are downloading a save file that matches your version of the game—either the original 2012 release or the 2019 Remastered edition.) How to Install the Save File (Step-by-Step)

Even when downloading from "verified" sources, you should always perform a quick security check. Most reputable save-game archives on sites like Playground.ru or VGtimes include a direct link to (a Google-owned service that scans files with 60+ antivirus engines).

Players frequently seek a Sequence 3 save file for three main reasons:

C:\Program Files (x86)\Ubisoft\Ubisoft Game Launcher\savegames\[Your-Account-ID]\4

Websites like Nexus Mods or Speedrun.com host community-verified save directories. Modders frequently upload "100% Synchronization" or "Chapter-by-Chapter" save packs that are scanned automatically for malicious payloads.