HDR can be used to capture stunning sunsets or weekend brunch photos.HDR stands for High Dynamic Range. This is a technique where multiple exposures are combined to create a saturated, high-contrast photo. Photographers can make sure that the photos are not too dark or too bright by taking different exposures depending upon the brightness of each scene. This is especially useful for photos that are backlit.HDR is a technique that combines multiple exposures to create one image. iPhone users have an iOS feature that allows them to skip this step.Here are the steps to enable or disable HDR on your iPhone.Check first if your phone has been set up for HDR. Scroll down or search for "Camera" in your phone's General Setting. Do not tap the option under Privacy.Scroll to the bottom of Camera settings. If the slider next "Smart HDR", is green, your camera is already set to automatically take HDR photos depending upon the lighting. To toggle the feature on or off (grey), tap that slider. You can also leave it here if you prefer to decide when and how you use HDR.Smart HDR means that you have already taken HDR photos. Credit: iphone screenshotNext, open Camera app. The "HDR" button should be in the upper right corner. By tapping "HDR", you can choose whether or not you want to use this feature.You can control whether or not you want to use HDR settings. Credit: iphone screenshot Tap it to turn off the feature. Credit: iphone screenshotYou can now toggle HDR on/off!