Person holding a Samsung Galaxy S21 Ultra, one of the devices known to face the blinking dot issue - Chikena/Shutterstock If you own a Samsung phone, you may have occasionally noticed a flashing dot ...

When you're talking on a modern smartphone, the display will turn off as soon as you bring the handset to your ear. The feature is meant to prevent accidental taps or interactions with the display.

If you're Android Auto connection doesn't drop, but gets weird sometimes, it's likely a settings problem.

In its support page , Samsung explains how the sensor's light-emitting and light-receiving components work in tandem. Simply ...