The iPhone 15 Plus is packed with cutting-edge features, but sometimes you just need to do something simple—turn it off. Whether you’re restarting for troubleshooting, saving battery, or powering down before a flight, knowing how to switch off your iPhone 15 Plus is essential.
Since Apple removed the traditional Home button and introduced Face ID controls, shutting down iPhones has changed slightly over the years. If you’re new to iPhone or just upgraded, this guide will walk you through all the methods to switch off your iPhone 15 Plus—step by step.
📌 Key Takeaways
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You can turn off iPhone 15 Plus using hardware buttons or through Settings.
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If your phone is unresponsive, you can perform a force restart instead.
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Switching off helps with troubleshooting, conserving battery, and refreshing performance.
Why Would You Need to Switch Off Your iPhone 15 Plus?
While iPhones are designed to run smoothly without frequent shutdowns, turning off your device can be useful in situations like:
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🔋 Saving battery life when not in use.
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🔄 Troubleshooting glitches like app freezes or network issues.
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✈️ Air travel compliance when asked to power down.
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🔧 Maintenance after installing updates or changing SIM/eSIM.
Method 1: Switch Off iPhone 15 Plus Using Buttons
This is the fastest and most common way.
Steps:
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Press and hold the Side button (on the right) and either Volume Up or Volume Down button (on the left).
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Keep holding until the power slider appears on the screen.
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Drag the slider from left to right to power off your iPhone.
✅ Done! Your iPhone 15 Plus will now shut down.
Method 2: Switch Off iPhone 15 Plus from Settings
If your buttons aren’t working or you prefer using the touchscreen, you can power off from Settings.
Steps:
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Open the Settings app.
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Go to General.
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Scroll to the bottom and tap Shut Down.
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Slide the power off slider to turn off your device.
Method 3: Force Restart if iPhone is Unresponsive
Sometimes your iPhone 15 Plus might freeze or become unresponsive. In that case, a force restart (not the same as a shutdown) helps.
Steps to Force Restart:
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Quickly press and release the Volume Up button.
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Quickly press and release the Volume Down button.
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Press and hold the Side button until you see the Apple logo.
⚠️ This doesn’t erase data—it just forces a reboot.
Method 4: Using AssistiveTouch to Turn Off
If you rely on AssistiveTouch (on-screen virtual button), you can use it to shut down.
Steps:
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Go to Settings > Accessibility > Touch > AssistiveTouch and turn it on.
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Tap the AssistiveTouch button (floating circle).
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Go to Device > More > Restart (which will prompt shutdown and restart).
How to Turn iPhone 15 Plus Back On
Once your phone is off, here’s how to power it back on:
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Press and hold the Side button until the Apple logo appears.
If the battery is completely drained, plug it into a charger and wait a few minutes—it will power on automatically.
Tips for Powering Off and Restarting iPhone 15 Plus
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Restart occasionally to keep performance smooth.
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Don’t force restart unless necessary—it’s mainly for frozen devices.
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If your Side button isn’t working, rely on Settings > General > Shut Down.
Conclusion
Switching off your iPhone 15 Plus is simple once you know the steps. You can use hardware buttons, Settings, or AssistiveTouch, and if your device is frozen, a force restart will bring it back to life.
Whether you’re troubleshooting or just saving battery, this guide ensures you can power down your iPhone with ease.
❓ FAQs About Switching Off iPhone 15 Plus
1. How do I turn off iPhone 15 Plus without the Side button?
Go to Settings > General > Shut Down and use the on-screen slider.
2. Is force restart the same as shutting down?
No. A force restart reboots the iPhone immediately, while a shutdown powers it off completely.
3. Can I schedule my iPhone 15 Plus to turn off automatically?
No. iOS doesn’t offer automatic shutdown, but you can set Downtime in Screen Time for reduced activity.
4. My iPhone 15 Plus won’t turn off. What should I do?
Try a force restart. If it still won’t shut down, contact Apple Support.
5. How do I know my iPhone 15 Plus is completely off?
The screen will go black, and it won’t respond to taps or button presses until turned back on.