Introducing the Exposure Trio: Aperture, Shutter Speed, and ISOStepping Up to Advanced Shooting Modes (P, Tv, Av, and M)Monitoring Exposure SettingsChoosing an Exposure Metering ModeSetting ISO, Aperture, and Shutter SpeedExploring Exposure-Correction ToolsLocking Autoexposure SettingsBracketing Exposures Automatically