Developers analyzing dmesg or logcat logs should look for:
Custom ROM installation or tampering with partitions. qusb bulk cid driver
The screen is black, and the device does not respond to buttons. On Google Pixel 3/4 series, this is often a "natural lifecycle" failure of the memory. Intentional Flash: You are trying to manually flash firmware using tools like TFT Unlock Qualcomm PCAT 2. Required Driver: Qualcomm HS-USB QDLoader 9008 Developers analyzing dmesg or logcat logs should look