MacOS 26.1 fixes critical bugs from 26.0, improving audio capture in FaceTime, Phone, and Safari. Issues with sample rate mismatches and “Hey Siri” recognition have been resolved. Users are now recommended to upgrade to MacOS 26.1 or higher for better performance and reliability.
https://weblog.rogueamoeba.com/2025/11/04/macos-26-tahoe-includes-important-audio-related-bug-fixes/