Microsoft facing UK antitrust lawsuit from Slack over Teams 'bundling'

12 hours ago 1

Reuters

Mon, April 27, 2026 astatine 10:34 AM CDT 1 min read

LONDON, April 27 (Reuters) - Salesforce and its workspace messaging app Slack are suing ‌Microsoft astatine London's High Court implicit ‌alleged anticompetitive practices relating to its Teams app.

Slack Technologies LLC and related companies filed the suit connected April 23, which a Slack spokesperson said was "because Microsoft's practices harmed competition, utilizing ‌tying and bundling ⁠of Teams to bounds lawsuit choice".

Microsoft did not instantly respond to ⁠a petition for comment.

Slack had successful 2020 complained to the European Commission, accusing Microsoft of bundling Teams with its Office merchandise to summation ‌an unfair vantage implicit rivals.

The U.S. bundle elephantine avoided a perchance hefty good by promising reduced prices for Office products excluding Teams successful an statement with the European ‌Commission past year.

The filing of the suit came in the aforesaid week that London's Competition Appeal ‌Tribunal certified a wide suit alleging Microsoft overcharged British businesses to usage Windows Server bundle connected unreality computing services provided by rivals.

Microsoft ‌disputes the allegations made successful that case.

(Reporting by Sam TobinEditing by Tomasz JanowskiEditing by Tomasz Janowski)

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