Need to capture photos faster? You can thanks to a feature in iOS 14 and 15.
You can use Prioritize Faster Shooting to modify how images are processed. This lets you capture more photos when you rapidly tap the Shutter button .
To turn this off, go to Settings > Camera, and turn off Prioritize Faster Shooting. This feature is available on iPhone XS, iPhone XR, and later with iOS 14 or later.