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In cases that require more extreme forms of this power management, the user may notice effects such as:
Longer app launch times
Lower frame rates while scrolling
Backlight dimming (which can be overridden in Control Center)
Lower speaker volume by up to -3dB
Gradual frame rate reductions in some apps
During the most extreme cases, the camera flash will be disabled as visible in the camera UI
Apps refreshing in background may require reloading upon launch
Many key areas are not impacted by this power management feature. Some of these include:
Cellular call quality and networking throughput performance
Captured photo and video quality
GPS performance
Location accuracy
Sensors like gyroscope, accelerometer, barometer
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