One of the most recent trends in the Android smartphone world is adding virtual RAM capabilities to devices via software updates. A bunch of Chinese companies have been doing this for some of their models, and now Samsung has jumped into the game too. The latest update for the Galaxy A52s 5G has this feature, which Samsung calls RAM Plus. Enabling it lets you get 4GB extra RAM by using the phone's storage for it. Update details Pagefiles have obviously been a thing for a long time in the computer world, and this feature basically does the same thing, so we're left wondering why...
Source: https://www.gsmarena.com/samsung_galaxy_a52s_5g_gets_more_ram_with_new_update-news-50886.php