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| Component | Minimum Version | Tested Version | |-----------|----------------|----------------| | | Ubuntu 20.04 / RHEL 8 | Ubuntu 24.04, Rocky Linux 9.3 | | OS (Windows) | Windows Server 2019 | Windows Server 2022 | | Java | OpenJDK 11 | OpenJDK 17 (recommended) | | Browsers (HLS/WebRTC) | Chrome 110+, Safari 16+, Edge 110+ | Chrome 125, Safari 17.5 | | CDN connectors | Akamai, CloudFront, Fastly | Verified with all three |
| ID | Severity | Issue | Workaround | |----|----------|-------|-------------| | WOW-9082 | Medium | SRT listener on port 6000 may drop packets under >200 Mbps load on Ubuntu 22.04. | Increase srt_recv_buffer_size=10485760 in VHost.xml . | | WOW-9101 | Low | WebRTC playback on Safari 16.x (macOS) occasionally shows green artifacts on keyframe. | Force packetizer.webrtc.pli_on_error=true . | | WOW-9123 | High | Upgrade from 4.8.x to 4.10.x resets custom libavcodec paths. | Manually back up /conf/avcodec.xml before upgrade. | wowza release notes
: Modernization of NVIDIA GPU transcoding through MainConcept EVA (Beta) was introduced to improve efficiency, including 10-to-8 bit conversion support. | Component | Minimum Version | Tested Version
The latest production release is Wowza Streaming Engine 4.9.7 , launched on February 17, 2026. Core Update Highlights (2025–2026) | Force packetizer
Recent releases have focused on modernizing delivery protocols and enhancing observability: