Lenovo ThinkVision E28u-20 28" 4K HDR Monitor - Manual (Page 16)

7. Turn on the power to the display and computer.
8. When you install the display driver, download the driver that corresponds
to your display model from the Lenovo website at
http://support.lenovo.com.cn/docs/E28u_20. To install the driver, see the
"Manually Install the Driver for the Display" section on pages 3-5.
Chapter 1. New Member Guide 1-9