I use this feature to view my downloaded lectures on laptop but the thing is on my phone the lecture plays smoothly but on my laptop or Android TV the lecture lags a lot.
As per your query, we want to inform you that Samsung DeX is a feature included on some Samsung mobile phones that enables users to extend their device into a desktop-like experience by connecting a keyboard, mouse, and monitor.
Kindly perform the following steps to resolve your issue.
The DeX cable lets you connect your phone or tablet directly to a monitor without the use of any other accessories.
Step1: Connect the USB-C end of the DeX Cable to the port on the phone or tablet, and then connect the HDMI end into a TV or monitor's HDMI port. Step2: Tap Continue. Step3: Tap Start. Step4: Swipe down the notification panel. Step5: Tap on use your phone as a touchpad. Step6: Your phone has been connected to the monitor.
Screen mirroring in Dex:
Step1: Navigate to Dex icon using touchpad mode. Step2: Tap on "Tap here to switch to screen mirroring". Step3: Screen mirroring has been opened.
In case the issue still persists, kindly share the report of the problems with a log file. To share a log file, click on the Samsung Members Application (Open Samsung Members Application > Support> Tap on error report > Type your query > Send).
