Since these tools intercept API calls, they can cause instability.

While using the tool is primarily a violation of Ubisoft's Terms of Service, distributing it or using it to circumvent paid software can be considered software piracy, which carries legal liability in many jurisdictions.

To understand how an unlocker works, one must understand the standard DRM workflow.

The R2 community has largely moved on to other tools or shifted focus to offline emulators. Most active download links for the unlocker are outdated, broken, or malicious.

What or game support are you looking to add? If you tell me the goal, I can look up if there is a known workaround or a script available. Opening the Ubisoft Connect PC in-game overlay

An "Unlocker" is a piece of software that intercepts the communication between the game executable and the Ubisoft client, tricking the game into believing it has successfully authenticated with the server. The term "R2" specifically refers to a versioning nomenclature often found within the "Spacewar" or emulator communities (most notably associated with the Goldberg Steam Emulator or similar offline emulators repurposed for Uplay), indicating a specific build or iteration of the emulator DLL.

The is a popular third-party tool primarily used to unlock DLC for Ubisoft Connect games released after 2020, such as Assassin's Creed Valhalla .