Lenovo 21EM001UCA User Manual page 23

Supported resolution
The following table lists the supported maximum resolution of the external display.
Table 1. Intel models
Connect the external display to
USB-C (Thunderbolt 4) connector
HDMI connector
Table 2. AMD models
Connect the external display to
USB 4 connector
HDMI connector
Note: The refresh rate higher than 60 Hz can also be supported. If you set the refresh rate higher than 60 Hz,
the maximum resolution might be limited.
Connect to a wireless display
To use a wireless display, ensure that both your computer and the external display support the Miracast
feature.
Press Windows logo key + K and then select a wireless display to connect with.
Set the display mode
Press or
Change display settings
1. Right-click a blank area on the desktop and select display settings.
2. Select the display that you want to configure and change display settings of your preference.
You can change the settings for both the computer display and the external display. For example, you can
define which one is the main display and which one is the secondary display. You also can change the
resolution and orientation.
and then select a display mode of your preference.
Supported resolution
Up to 5K / 60 Hz
Up to 4K / 60 Hz
Supported resolution
Up to 5K / 60 Hz
Up to 5K / 30 Hz
.
Chapter 2 Get started with your computer
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17