To turn Low Power Mode on or off, go to Settings > Battery.
When Low Power Mode is on, your iPhone will last longer before you need to charge it, but some features might take longer to update or complete. Also, some tasks might not work until you turn off Low Power Mode, or until you charge your iPhone to 80% or higher.
Low Power Mode reduces or affects these features:
- Email fetch
- "Hey Siri"
- Background app refresh
- Automatic downloads
- Some visual effects
- Auto-Lock (defaults to 30 seconds)
When Low Power Mode is on, the battery in the status bar will be yellow. You'll see and the battery percentage. After you charge your iPhone to 80% or higher, Low Power Mode automatically turns off.
Low Power Mode is available only on iPhone.
Learn more about the battery life of your iPhone.