Swyx has released a new firmware V188.8.131.52 for Yealink conference phone CP960
Actual firmware for Yealink Conferenz Phone CP960 for SwyxWare 12.20 and SwyxWare 12.3x .
Downloading the firmware and distributing to all connected Yealink phones can be simply done within the Swyx Control Center SCC. All necessary steps are described in the Swyx Online Help
All released firmware versions are not directly accessible anymore from https://www.yealink.com/onepage_110.html. Access is now moved to Swyx Helpcenter, see https://service.swyx.net/hc/en-gb/articles/360013761759-Yealink-Firmware