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[Software] UCS 4.0.2 Rev B has been released

Polycom Employee & Community Manager

[Software] UCS 4.0.2 Rev B has been released

Hi All,


We are pleased to inform you that Polycom® UC Software 4.0.2 Rev B release is now available on the Polycom Product Support web pages ( for download.


The software is a maintenance release on the 4.0.x stream and is appropriate for the below phones.


SoundPoint IP321, IP331, IP335, IP450, IP550, IP560, IP650 and IP670

SoundStation IP5000, IP6000, IP7000 and Duo

VVX 1500 and 500


SpectraLink SL8440, SL8450 and SL8452


How  to download UCS 4.0.2 Rev B software and Release notes:


You can obtain the software and the release notes from one of the various VoIP Voice Products Support pages.


1) Navigate to “Support > Voice > SoundPoint IP> SoundPoint IP 335” or click here.

The title Polycom Employee & Community Manager is a community setting and does not reflect my role. I am just a simple volunteer in the community like everybody else. All posts and words are my own & do not represent the views of Employer.


Notice: This community forum is not an official Poly support resource, thus responses from Poly employees, partners, and customers alike are best-effort in attempts to share learned knowledge. If you need immediate and/or official assistance please open a service ticket through your proper support channels.
Please also ensure you always check the VoIP , Video Endpoint , Skype for Business , PSTN or RPM FAQ's
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