Text-to-speech default speed is too fast

Can no longer reproduce doc im from the future, i came here in a time machine you invented, now i need your help to get back to the year 1985 Version 2026.09.100, Beta 1, Channel Beta, Build 2497, Android 16 (arm64), Device samsung SM-S918U1, Locale en-US, Push fcm, Flutter 3.47.5, Dart 3.13.4