During the investigation, the department learned that Sony began to apply such updates to the operating system of its consoles since November 2015, in particular, this applies to the PS4, so third-party controller manufacturers cannot sell their devices. Sony simply made them incompatible.
As a result, Subsonic, a gamepad manufacturer, filed a complaint with the regulator against Sony.
The ADLC recognized the legitimacy of Sony’s actions in terms of anti-counterfeiting; but it also acknowledged violations of antitrust laws due to an opaque licensing policy for controllers, as well as a lack of clear criteria for access and mandatory participation in the OLP affiliate program. Requirements.
Source: Ferra

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