A core characteristic on the Android working system, this performance permits the show to transition right into a visually participating display saver whereas the machine is idle and charging, or docked. The content material introduced can vary from easy clock shows and picture slideshows to extra advanced interactive parts. For example, a consumer would possibly set the machine to show a rotating gallery of non-public images or a information ticker whereas it rests on a charging stand.
This performance serves a number of functions. It mitigates display burn-in on units with OLED shows, gives at-a-glance entry to data with out absolutely unlocking the machine, and transforms a passively charging machine right into a supply of ambient data or visible attraction. Traditionally, this functionality developed from easy display savers designed to stop CRT monitor harm to a extra subtle technique of knowledge presentation and personalization.