The short answer is that you should not drive your 4WD vehicle on dry pavement. The four-wheel drive system is designed for off-road use, and driving on dry pavement can damage the system.
The 4WD system cannot be driven on dry pavement because the tires will slip and cause wear and tear on the system. The 4WD system is designed for off-road use, and driving it on dry pavement can result in expensive repairs. If you must drive your 4WD vehicle on dry pavement, make sure to do so at low speeds and with caution.