Firmware Updates
FiiO AIR LINK V2.2.0 Adds Auracast but Removes Dual-Stream Audio
AIR LINK V2.2.0 adds broadcast, calling and PEQ but removes one-to-two audio sharing. Check receiver compatibility and the limits before upgrading.
Firmware Updates
Browse SoundPath Lab reviews, guides, comparisons and troubleshooting related to Firmware Updates.
Firmware Updates
Eversolo V1.6.01 and V1.1.80 Firmware Fix Library, Streaming and App Problems
Eversolo's August firmware branches fix M4A, NRG, SoundCloud, UPnP and library problems, while newer models add Emby/Jellyfin DSD playback.
Firmware Updates
FiiO DISC V2.40 Adds Wireless Control and Fixes Bluetooth No-Output, Restarts and Scanning Bugs
FiiO DISC firmware V2.40 adds FiiO Control support, playlists and mode-specific volume memory while fixing Bluetooth no-output, restarts and scanning bugs.
Firmware Updates
Silent Angel VitOS 1.2.12268 Fixes Roon Server 2.71 Startup on Z1 Plus and Z1C
Silent Angel VitOS 1.2.12268 restores Roon Server 2.71 startup compatibility on Rhein Z1 Plus and Z1C; original Z1 support remains pending.
Firmware Updates
WiiM Ultra 5.2.826052 Fixes 100% Volume Jump and Playback Bugs
WiiM Ultra firmware 5.2.826052 fixes a remote-control volume jump, Spotify popping, Dolby Digital stuttering and Qobuz playback stops. The rollout is staged, and one possible Spotify regression remains unverified.
News
Denon and Marantz HEOS U40 Update Fixes Qobuz Connect, TuneIn, Power-On Volume and HDMI Pop Noise
HEOS U40 firmware 3.139.173/3.139.170 and app 3.139.250 fix Qobuz Connect, TuneIn, power-on volume, HDMI pop noise and bass-management issues.
Product Issues
WhisperPair Fast Pair Vulnerability: 17 Tested Audio Devices at Risk
Independent researchers reproduced CVE-2025-36911 on 17 specific Fast Pair audio products, enabling unauthorized pairing and, in some scenarios, microphone access or location tracking. Patch status varies by model.
Firmware Updates
Eversolo OTA v1.5.90 Adds Web Control, Cached Streaming and evotune Pro
Eversolo firmware v1.5.90 rebuilds the music library, adds browser control and streaming cache, expands room correction and fixes several playback and session-management problems. Exact model availability should still be checked on the device.
Product Issues
Beats Studio Buds Bluetooth Microphone Vulnerability: Firmware 1B211 Fix
Apple says Beats Studio Buds could allow a nearby attacker to listen through the microphone while the earbuds were unpaired and seeking pairing requests. Firmware 1B211 is the official fix, but independent post-update verification is still pending.
Product Issues
Naim New Classic Firmware 5.4: Display-Off Setting May Reset After Power Cycle
Status: Under investigation · Workaround available Evidence level: E1 — repeated reports in Naim’s official community, mixed counter-evidence, not independently reproduced Severity: Low operational impact; no safety hazard identified Last checked: September 4, 2026 Next review: October 2, 2026 18, 2026 Summary After installing firmware 5.4 on Naim New
Audio-Technica
Audio-Technica ATH-CKS50TW2 Bluetooth Security Risk: Rev1009 Fix Guide
Official safety guidance identifies a Bluetooth takeover risk in early ATH-CKS50TW2 batches. Check the affected scope and install Rev1009.
Product Issues
Teufel ROCKSTER NEO Silent After Firmware Update: Official Recovery Steps
Teufel officially recognizes that ROCKSTER NEO units may remain silent after a firmware update. Here are the recovery steps, evidence limits, and buyer guidance.