| Component | Driver Importance | Common Issues if Missing | |-----------|------------------|--------------------------| | Chipset | Critical | USB ports fail, power management glitches | | Graphics (Intel/NVIDIA) | High | Screen flickering, no external monitor support | | Audio (Realtek) | High | No sound from speakers or headphone jack | | Network (LAN) | High | No wired internet | | Wireless (Wi-Fi) | Critical | Unable to connect to Wi-Fi networks | | Bluetooth | Medium | No pairing with mice/headsets | | Touchpad (Synaptics) | Medium | Cursor jumps, no two-finger scroll | | Function Keys (Sony Notebook Utilities) | Unique | Volume/Brightness keys stop working | | SD Card Reader | Low | Memory cards not detected |