Why does my iPhone keep going black suddenly without any apparent reason?

Why does my iPhone keep going black suddenly without any apparent reason?
I’ve been experiencing a really frustrating issue with my iPhone lately. For no obvious reason, the screen keeps going black unexpectedly. It doesn’t seem related to any specific app or activity, and it happens at the most inconvenient times. Sometimes, the screen goes black during a call, while other times it happens when I’m just browsing or even when it’s idle. I can hear notifications and sounds, so I know the phone isn’t completely off. I’ve tried basic troubleshooting steps like restarting the device, but the problem persists. It feels like there’s something deeper going on, and I’m really stressed about it. I’ve seen other users mention similar issues, but there’s no clear pattern or obvious fix. I just want to understand why this is happening and if there’s anything I can do to prevent it.
4 Answers

When my iPhone screen started going black randomly, I tried several methods to troubleshoot the issue. Firstly, I performed a soft restart (hold the power button and slide to turn off). It worked temporarily, but the issue persisted. Then, I examined whether the screen protector or dirt was obstructing the proximity sensor near the front camera, which can cause blackouts. Cleaning the sensor didn’t resolve it completely, so I proceeded to reset all settings (Settings > General > Reset > Reset All Settings). Unfortunately, the issue continued, so I backed up my data and restored my iPhone via DFU mode, which eventually fixed the problem. If it reoccurs, I plan to consult Apple Support for potential hardware issues.

The issue of your iPhone screen going black can often be related to software glitches. One common factor can be a specific app misbehaving. Try updating all your apps and iOS to the latest version. Often, this can solve unexpected problems. If the issue started after installing a new app, it might be worth uninstalling it to see if that helps. Sometimes, resetting all settings (Settings > General > Reset > Reset All Settings) can resolve the issue without losing your data. If none of these steps work, there could be a hardware problem, and you might need to contact Apple Support or visit an Apple Store for a thorough diagnosis.

I faced a similar issue once! Here’s what I did: I began by updating all my apps and the iOS on my iPhone. Often, bugs causing such problems are fixed in updates. Next, I checked if a specific app was the culprit by noticing if the problem started after installing a new app. If you suspect an app, deleting it can help. Restarting the phone helped temporarily, but resetting all settings resolved it for me. Lastly, it could be a hardware problem; visiting an Apple Store can get you a thorough check-up. These steps worked wonders for me and I hope they help you too!

I understand how frustrating it can be when your iPhone’s screen keeps going black without warning. I had a similar experience, and I found a few points to be particularly helpful:
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Check for Updates: First, ensure that your iPhone is running the latest iOS. Updates often include fixes for common bugs and problems. Go to Settings > General > Software Update, and install any available updates.
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Inspect the Apps: Sometimes, third-party apps can misbehave and cause unexpected issues. If you noticed the problem after installing a new app, try uninstalling that app to see if the issue resolves. You can also check if any of your apps need updating by going to the App Store and looking for updates.
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Restart Your iPhone: Although simple, restarting your iPhone can help resolve many temporary glitches. Hold down the power button and slide to power off. After waiting a few seconds, turn it back on and see if the problem persists.
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Reset All Settings: This step does not delete your data, but it will reset your device settings to default, which can sometimes help. Navigate to Settings > General > Reset > Reset All Settings, and follow the prompts.
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Force Restart: If a normal restart doesn’t work, you can perform a force restart. For iPhone 8 and later models, quickly press and release the Volume Up button, followed by the Volume Down button. Then, press and hold the Side button until you see the Apple logo.
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Check Proximity Sensor: The proximity sensor, located near the front-facing camera, automatically turns the screen off when you hold your iPhone to your ear while on a call. If dirt or a screen protector covers the sensor, it may misbehave. Ensure that the sensor is clean and uncovered.
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Battery Health: Poor battery health can sometimes cause erratic behavior. Check your battery health by going to Settings > Battery > Battery Health. If your battery health is significantly degraded, it might be causing issues. Consider replacing the battery.
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DFU Mode Restore: If you suspect a deep software issue, you can restore your iPhone using DFU (Device Firmware Update) mode. This process will erase your device, so ensure you have a backup. Connect your iPhone to a computer, open Finder or iTunes, and follow the steps online to enter DFU mode and restore your device.
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Check for Overheating: iPhones have built-in protection to turn off the screen to prevent overheating. If you notice your device getting unusually warm, it might be the cause. Keep it out of direct sunlight and avoid using heavy apps for prolonged periods.
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Apple Support: If none of the above steps works, it might be time to seek professional help. Contact Apple Support or visit an Apple Store for a diagnostics test. They can identify if there’s a hardware issue or if any components need to be replaced.