We measured Panasonic's new flagship OLED TV, the Z95B, and then went for a second round to investigate its surprisingly dim ...

Auto-brightness is supposed to make life easier, but sometimes it adjusts your screen at the worst possible time. Turning off these iPhone settings can fix that.

If your screen looks like a light source in a dim room or is dull in bright light, adjust accordingly. Contrast: Medium to high contrast is best (black text on a white or light gray background).