Slack files competition complaint against Microsoft in the EU

Slack says it has filed an anti-competitive complaint against Microsoft with the European Commission. “The complaint details Microsoft’s illegal and anti-competitive practice of abusing its market dominance to extinguish competition in breach of European Union competition law,” says Slack in a statement. Slack alleges that Microsoft has “illegally tied” its Microsoft Teams product to Office and is “force installing it for millions, blocking its removal, and hiding the true cost to enterprise customers.”

“Microsoft is reverting to past behavior,” claims David Schellhase, general counsel at Slack. “They created a weak, copycat product and tied it to their dominant Office product, force installing it and blocking its removal, a carbon copy...

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