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CMA to investigate Microsoft business software and cloud services ecosystem

A Microsoft logo.
The probe will start in May and could take up to nine months. Photo: Xavi Torrent/ Getty Images.

Regulator says investigation will create greater choice for UK businesses and public sector at pivotal time of advances in AI.

The UK’s competition watchdog has said it will be opening an investigation into whether Microsoft has a strategic market status (SMS) because of its hegemony over the business software ecosystem in the UK.

Software such as Windows, Word, Excel, Teams, and Copilot are vital in the day-to-day operations of hundreds