i fond how to take screenshots on Samsung galaxy tab a7. press power and volume down button at the same time and release it right away. it takes a screenshot. Don't hold it for long. Press both buttons and release it.

samsung galaxy tab a7 2020 lagging while video playback in OTT platforms such as Netflix, amazon prime video and desney+ hotstar. Device is more than capable to run these things but it's still lagging. By the way nothing is running in the background ...