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As of August 29, 2022, HP Inc. completed the acquisition of Poly. For HP product support, please visit the HP Customer Support site.
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Latest Poly Trio Software Release
WARNING: Please note that Trio 8800/8500 Software UCS 5.9.6 is the latest supported version for Microsoft environments, including Teams, Skype for Business Server and Online. Please use this version and subsequent 5.9.6 maintenance releases for Microsoft deployments.
Trio Software Downloads
Software packages, release notes, and corresponding Teams app versions