Besides new features some urgently needed bug fixes, the Android 12L update for the Google Pixel 6 and Pixel 6 Pro apparently also introduces a new issue that results in much weaker haptic feedback coming from the otherwise decent vibration motor in Google's latest smartphones.
https://www.notebookcheck.net/Pixel-6-and-Pixel-6-Pro-users-complain-about-weaker-haptic-feedback-after-recent-Android-12L-update.609970.0.html