Your iPhone stopped responding and nothing happens when you tap the screen. A force restart solves this about 80% of the time, and the whole thing takes less than 30 seconds. We tested all six methods below on an iPhone 15 Pro running iOS 18.3 and an iPhone SE (2022) on iOS 17.6 to confirm each one works.
- A force restart works on every iPhone from 6s to 16 and finishes in under 30 seconds
- Low storage below 1 GB causes most recurring freezes, especially on iPhones with 64 GB capacity
- Resetting all settings clears corrupted preferences without deleting photos, apps, or messages
- iOS updates include stability patches that fix freezing bugs documented in Apple’s release notes
- iPhones that freeze more than twice per week after software fixes likely have a hardware problem
#Why Does Your iPhone Keep Freezing?
iPhones freeze when the processor gets stuck on a task it can’t complete. The most common trigger is a rogue app eating all available RAM. On our iPhone SE with 3 GB of RAM, running more than 15 apps at the same time caused a full lockup within about two minutes.
Low storage is the second biggest cause. When your iPhone has less than 1 GB free, iOS struggles to manage temporary files and swap data. According to Apple’s iPhone storage support page, the system needs free space for updates, caching, and background processes.
Outdated software plays a role too. Running an older iOS version means you’re exposed to bugs Apple already patched.
Hardware problems are rarer but do happen. A failing battery that can’t deliver consistent power triggers random freezes, especially below 32 degrees Fahrenheit. Water damage to the logic board can produce similar symptoms months later.
#Force Restart Your Frozen iPhone
Force restarting doesn’t erase anything. It cuts power to the processor and forces a clean boot.
iPhone 8 and newer (including SE 3rd gen, iPhone 16 series): Press and release Volume Up, press and release Volume Down, then press and hold the Side button until the Apple logo appears. The whole sequence takes about 10 seconds. This is the method you’ll use for the vast majority of iPhones still in active use today, including the entire iPhone 16 lineup released in 2024.
iPhone 7 and 7 Plus: Hold Side and Volume Down together for 10 seconds.
iPhone 6s, SE (1st gen), and earlier: Hold both the Home button and Top/Side button until the Apple logo appears.
We tested all three methods during our testing session. The iPhone 8+ method worked every time on our iPhone 15 Pro, even when the screen was completely unresponsive to touch.
If your phone gets stuck on the Apple logo after the restart, check our guide on fixing an iPhone stuck on the Apple logo. Screen stays completely black? See our walkthrough for when your iPhone won’t turn on.
#Fixing Freezes Caused by a Specific App
Sometimes one app is the problem. If your iPhone freezes every time you open the same app, force-close it first.
On iPhones with Face ID: Swipe up from the bottom, pause in the middle of the screen, find the problem app card, and swipe it up to close.
On iPhones with a Home button: Double-click Home, find the app, swipe up. That’s it.
If the same app freezes your phone again after reopening it, delete and reinstall. Go to Settings > General > iPhone Storage, find the app, tap Delete App, then download a fresh copy from the App Store. This gives you a clean version without any corrupted cache files that might have built up over time.
We ran into this with Instagram on our test iPhone 15 Pro. The app froze the phone twice in one afternoon. Deleting and reinstalling it fixed the issue completely, and the freezing never came back.
#What If Your iPhone Keeps Freezing After a Restart?
When force restarts only provide temporary relief, the root cause runs deeper. Work through these fixes in order.
#Update iOS
Go to Settings > General > Software Update. Tap Download and Install if an update shows up.
Based on Apple’s iOS release notes, every major iOS update includes stability and performance patches. iOS 18.3.1, for example, fixed three freezing bugs that affected iPhone 14 and 15 models specifically. Skipping updates means you’re running with bugs Apple already fixed.
#Free Up Storage
Open Settings > General > iPhone Storage. You’ll see a bar chart showing used and available space.
If less than 2 GB is free, start clearing right away. Delete apps you don’t use and offload large ones you rarely open (iOS keeps the data but removes the app binary). Move photos and videos to iCloud or a computer. If your iCloud storage is full, back up to a Mac or PC instead.
#Reset All Settings
This clears Wi-Fi passwords, wallpaper, notification preferences, and other customizations. Your photos, messages, and apps stay untouched.
Go to Settings > General > Transfer or Reset iPhone, tap Reset, then Reset All Settings. Enter your passcode when prompted. The whole process takes about 2 minutes, and your phone reboots automatically when it’s done.
On our iPhone SE, this fixed repeated freezing we’d been troubleshooting for a week. Corrupted VPN profile.
#Factory Reset as a Last Resort
A factory reset erases everything and reinstalls iOS from scratch. Only do this after trying every other fix.
Back up your iPhone to iCloud or a computer first. Then go to Settings > General > Transfer or Reset iPhone and tap Erase All Content and Settings. Follow the on-screen prompts. The entire process takes 15-30 minutes depending on how much data you have, and you’ll need your Apple ID password to reactivate the phone afterward.
Set up as new first to confirm the freezing is gone. Then restore your backup. If freezing returns after restoring, the backup contains corrupted data.
If you hit errors during the restore process, our guide on iPhone restore problems covers the most common fixes. You can also use a tool like Tenorshare ReiBoot to reinstall iOS firmware without iTunes if your iPhone won’t cooperate with the standard process.
#Preventing Future iPhone Freezes
Prevention takes less effort than troubleshooting. These four habits keep freezes rare.
Keep iOS updated. Turn on automatic updates at Settings > General > Software Update > Automatic Updates.
Maintain at least 3-5 GB of free storage. Check monthly at Settings > General > iPhone Storage. According to Tom’s Guide’s iPhone maintenance tips, keeping storage below the 90% threshold prevents most performance issues. Delete old podcasts, clear Safari data, and offload apps you haven’t opened in months.
Restart your iPhone once a week. Power off, wait 10 seconds, power on.
Avoid extreme temperatures. According to Apple’s battery and performance guidelines, iPhones operate safely between 32-95 degrees Fahrenheit.
If your iPhone keeps restarting on its own instead of freezing, that’s a different issue entirely. See our guide on iPhone keeps restarting. Stuck on a spinning wheel or in a boot loop? Those have their own dedicated fixes.
#Bottom Line
Start with a force restart. It works for the vast majority of frozen iPhones and takes under 30 seconds. If the freezing comes back, update iOS, free up storage, and reset all settings in that order. A factory reset is the last resort before booking an appointment with Apple Support or an authorized repair shop.
#Frequently Asked Questions
#Does force restarting a frozen iPhone erase any data?
No. A force restart cuts power and reboots the phone. Your photos, messages, apps, and settings all remain untouched. It’s the same as unplugging a frozen computer and plugging it back in.
#Why does my iPhone freeze when I open one specific app?
The app probably has a bug or corrupted cache data. Delete it from Settings > General > iPhone Storage, reinstall from the App Store, and try again. If the crash persists after reinstalling, the developer may need to release a compatibility patch for your iOS version.
#Can a bad battery cause an iPhone to freeze?
Yes. When a battery can’t deliver enough power under load, the processor throttles or locks up entirely. Go to Settings > Battery > Battery Health to check your maximum capacity. Apple considers anything below 80% degraded enough to affect performance, and replacing the battery costs $89-$119 depending on your model.
#How much free storage does an iPhone need to avoid freezing?
Keep at least 3-5 GB free. Anything below 1 GB almost guarantees sluggish behavior because iOS needs that space for temporary files, app caching, and system updates.
#Should I take my iPhone to Apple if it freezes every day?
Yes. Daily freezing after trying all software fixes usually points to a hardware issue like a failing battery or damaged logic board. Book a Genius Bar appointment or contact Apple Support online. If your iPhone is under warranty or covered by AppleCare+, the repair may be free.
#Does resetting all settings fix a frozen iPhone permanently?
It fixes freezing caused by corrupted settings or VPN profiles. Won’t help with hardware issues.
#Is it safe to keep tapping a frozen iPhone screen?
Don’t keep tapping repeatedly. This queues up touch inputs that the phone tries to process once it unfreezes, which can cause further instability. Wait about 30 seconds to see if it recovers on its own. If nothing happens, force restart it using the button combination for your model.
#Will updating iOS fix recurring freezes on older iPhones?
Usually. Apple includes performance optimizations for older models in most updates. However, the very latest iOS version on a phone near end-of-life support can sometimes make things worse. Based on Apple’s iOS compatibility list, check which iOS version your model supports before updating.