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[SOFTWARE] UC Software 5.2.3 has been released

Polycom Employee & Community Manager

[SOFTWARE] UC Software 5.2.3 has been released

Hello everyone,


We are pleased to announce that the Polycom® UC Software 5.2.3 associated utilities and documents are now available on the Polycom Product Support web pages for download.


UC Software 5.2.3 is a Maintenance release which supports VVX Business media phones and SoundStructure VoIP Interface which critical field fixes.


For Full list of Features and fixes please have a look at the Release Notes.


Polycom UC Software 5.2.3 offers support for the following endpoint platforms:

  • VVX® 300/310 business media phone
  • VVX® 400/410 business media phone
  • VVX® 500 business media phone
  • VVX® 600 business media phone
  • VVX® 1500 business media phone
  • Polycom® SoundStructure® VOIP Interface

This release also provides support for the following VVX accessories:

  • Polycom VVX® camera
  • Polycom VVX® Expansion Module


What is available now on web?

  • UC Software 5.2.3( Split & Combined)
  • UC Software 5.2.3 CAB files for upgrade through Lync server
  • Release Notes for 5.2.3 [PDF]
  • UC Software 5.3.0 CAB files for Upgrade through Lync Server


What does Polycom® UC Software for Microsoft Lync Deployments page consists?

All major UC Software releases intended for deployment in Lync environments are qualified by Microsoft before being posted on this page, Please have a look



How to download UCS 5.2.3 software, release notes & documents:


You can obtain the software and the related documentation from the supported phone model pages: example Click VVX300/Polycom® Latest UC Software Release/ Polycom® UC Software Support Center

Software is also available on the Polycom Hosted server and Phone can be upgraded by using the phone’s web Interface.


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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