// investigations
Mobile & Web bug investigations
Real debugging stories — Problem → Investigation → Root Cause → Fix → Result. The bugs that hide below the app layer, and how we found them.
#001 · Android · WebRTC · 20 Jun 2026Why the Android 12 Mic Indicator Wouldn't Turn Off
Users muted their mic, but the green "in use" dot stayed lit — and the 1-star reviews rolled in. We traced it into the WebRTC engine itself and fixed it.