If you recently played an annoying game on the Nintendo Switch and do not want it to appear in Play Activity where your friends can see it, you can delete your gaming activity altogether. See how you can do it.
In the "User Settings" section, select "Play Activity Settings".
In the "Play Activity Settings" section, select "Delete Play Activity".
After that, the next time a friend sees your Nintendo Switch profile, list it activities of your game will be empty. As you play games, I will start to refill. If necessary, you can delete magazines at regular intervals.
How to hide Play Activity (game activity) from friends
If you find that you delete it frequently Play Activity and you want to hide Play Activity, instead, return on the “Play Activity Settings” screen and select “Display play activity to”. In the menu που shows up, select “No One”.
After that, when a friend looks at it Profile Your "Play Activity" section will not be displayed at all.
Source of information: howtogeek.com