Yeastar P-Series Software Edition 83.20.0.78

This update fixes issues recently discovered in version 83.20.0.74.

Release date:September 24, 2025

Release type:Out-of-Cycle (OOC) update

Bug fix

Web Interface: Fixed the web interface issue: After upgrading a PBX that was deployed in a private network without Internet access, the web page load time increased, and configuration changes could not be applied as the Apply button was missing.

Note: Firmware 83.20.0.74 introduces new features, enhancements, and bug fixes to improve system performance and user experience. For more information, see Yeastar P-Series Software Edition 83.20.0.74.