System requirements are as follows on native desktop:
- Operating system: Mac OS 10.9 Mavericks, Mac OS 10.10 Yosemite, Mac OS 10.11 El Capitan, Windows 7, Windows 8/8.1, or Windows 10 (Classical view only).
- The installation footprint is approximately 125 megabytes (MB) on OS X and 215 MB on Windows.
- For voice calls, a sound card, speakers, and a microphone or a headset are required.
Minimum system requirements for respective operating systems need to be fulfilled, with the following additions:
- A minimum of 2 GB random access memory (RAM) is required.
- A minimum 1.5 GHz CPU is recommended.
- Open Graphics Library (OpenGL) 1.5 or higher is recommended.
The following are additional requirements for the UC-One Add-in for S4B.
- Windows 7
- Windows 8
- Windows 8.1
- Windows 10
- Lync 2010 32-bit
- Lync 2013 Basic 32 and 64-bit
- Lync 2013 Standard 32 and 64-bit
- S4B 2015 32 and 64-bit
- S4B 2016 32 and 64-bit
- Communicator 21.2.0 or later (21.4.0 is recommended)
- Windows administration rights (due to required registry entry)