Google's Pixel devices are experiencing unusual changes in notification and call vibrations.Users have reported a 'hollow feeling' vibration with 'less thunk' after the March 2025 update.Similar haptic issues have occurred in the past, such as weakened vibrations in Pixel 6 phones in 2022.It is unclear whether the latest change is a bug or intentional, affecting Pixel 7, 7 Pro, and 8 Pro devices.