Sometimes it is more useful with the Samsung Galaxy S8 to take a screen video, instead of a screenshot. Your smartphone display is recorded in a screen video. This means everything you do on the device, be it a game, an application etc. is recorded by the screen video.
Unfortunately, there such a feature is not available on the Samsung Galaxy S8 ex works, but you have to help with an additional app. The app we can recommend you here is:
No root is required for the screen capture, which is useful on this app. If you have these from the Google Play Store installed on your Samsung Galaxy S8, then start it.
Open the app and you will see a small control panel on the screen. Tap and select the settings icon. Here you can adjust various settings such as resolution, frame rate, how to stop the video, etc.
A screen video can be started by touching the red video button. Finished!
You now know the procedure to create a screen video on the Samsung Galaxy S8.