The move by Khan, who has less than two months remaining in office before the Trump administration takes over, is one last attempt to rein in Big Tech.

Microsoft is confronting a federal investigation that could reshape the technology industry's competitive landscape, with regulators examining the company's potentially anticompetitive practices in cloud computing and artificial intelligence markets.

The FTC has launched an antitrust investigation into Microsoft, according to multiple reports — corroborating earlier reporting by the Financial Times.