Dell Vostro 5471 Owner's Manual page 76

Software device drivers
Verify if the software device drivers are already installed in the computer.
Human Interface Device drivers
Verify if the human interface device drivers are already installed in the computer.
Firmware
Verify if the Firmware drivers are already installed in the computer.
Intel Dynamic Platform and Thermal Framework
Verify if the Intel Dynamic Platform and Thermal Framework drivers are already installed in the computer.
76 Software