The iPhone 18 Pro and iPhone 18 Pro Max have only been in customers' hands for a short time, but several issues have already started making headlines.
Some are software bugs that Apple has already addressed.
Others are still being investigated.
And one issue affecting some iPhone 18 Pro Max owners on AT&T is serious enough that Apple says affected devices may need to be replaced.
So if you've just bought an iPhone 18 Pro or iPhone 18 Pro Max, what should you actually be worried about?
We've gone through the latest reports and Apple's own information to separate the confirmed problems from the issues that are still based primarily on user reports.
Here are the 6 iPhone 18 Pro problems you need to know about right now.
1. iPhone 18 Pro Max AT&T SOS and Cellular Problems
This is currently the most serious iPhone 18 Pro Max issue to make headlines.
Some iPhone 18 Pro Max owners using AT&T have experienced a complete loss of cellular service.
Affected phones can enter SOS mode, preventing users from making calls, sending texts or using mobile data.
AT&T acknowledged the problem on October 1 and told affected customers to update their devices. Apple subsequently confirmed that a small number of iPhone 18 Pro Max units on its network have been affected.
Apple has released iOS 27.0.1 and a carrier settings update intended to prevent additional devices from being affected.
However, there's an important distinction.
If your phone has already lost service
Apple says that devices already affected by the issue may require a hardware replacement rather than simply another software update.
So if your iPhone 18 Pro Max is permanently stuck without cellular service, updating iOS isn't necessarily the complete solution.
What should you do?
If you're an AT&T customer:
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Install iOS 27.0.1.
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Make sure your carrier settings are up to date.
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Monitor whether your phone continues to connect normally.
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If your device has already experienced the confirmed service-loss problem, contact Apple or your carrier about replacement options.
This is a US-specific carrier issue, so it doesn't mean every iPhone 18 Pro Max is affected.
2. Some iPhone 18 Pro Owners Are Hearing Popping and Crackling
Another issue attracting attention this week is much less serious, but considerably more unusual.
Some iPhone 18 Pro and iPhone 18 Pro Max owners report hearing:
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Clicking
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Popping
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Crackling
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Ticking
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Brief static-like sounds
Reports have appeared on Reddit and MacRumors forums, with users describing the sound in different situations, including switching apps, receiving notifications, changing screen brightness and making calls.
The important point is that the cause isn't currently confirmed.
Some reports suggest it could be software-related, while other users have returned affected phones and reportedly encountered similar behaviour on replacement devices.
Apple has not publicly confirmed a specific cause for this speaker issue.
What should you do?
If your iPhone 18 Pro is making unusual sounds:
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Check that you're running the latest version of iOS.
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Restart the device.
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Note when the sound occurs.
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Check whether it happens across different apps.
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Contact Apple Support if the problem persists or becomes disruptive.
Don't assume that every clicking sound means your speaker hardware is defective.
At the moment, the cause remains unclear.
3. Face ID Problems Causing Freezes and Restarts
The iPhone 18 Pro introduces a significant change to the Face ID system, with Face ID hardware moving underneath the display.
Some early owners reported problems where a failed Face ID authentication could cause the phone to freeze and restart.
Apple has now officially addressed this.
According to Apple's iOS 27.0.1 release notes, the update fixes an issue where iPhone 18 Pro and iPhone 18 Pro Max could unexpectedly restart when Face ID failed to authenticate.
That means this is one of the issues where there's a clear action you can take.
The fix
Go to:
Settings → General → Software Update
and install iOS 27.0.1 if it is available for your device.
Apple strongly recommends keeping the device updated, particularly while these early bugs are being addressed.
4. iPhone 18 Pro Touchscreen Becoming Unresponsive
Another early problem involved the touchscreen becoming temporarily unresponsive.
Again, Apple has confirmed this issue.
Apple's iOS 27.0.1 documentation specifically lists a bug where opening Notification Centre and Control Centre simultaneously could cause the touchscreen to stop responding.
That's important because it changes the status of this particular problem.
It's not simply an internet rumour.
Apple has acknowledged it through its software update documentation and released a fix.
What should you do?
If your screen becomes unresponsive:
First, make sure you're running iOS 27.0.1 or later.
If the problem continues after updating, contact Apple Support.
And if you're seeing physical damage to the display rather than a temporary software freeze, that's a different issue entirely.
5. Green and Pink Lines Have Appeared in Some Online Reports
This is one of the more interesting — but also less certain — iPhone 18 Pro stories.
Within days of the launch, social-media posts began showing alleged green and pink vertical lines appearing across some iPhone 18 Pro displays.
Several technology publications reported on the claims.
But there's an important caveat.
There isn't enough evidence to establish that the iPhone 18 Pro has a widespread display defect.
Some of the available evidence has been questioned, and the number of credible confirmed cases remains unclear.
So this should currently be treated as:
A reported issue — not a confirmed widespread hardware defect.
What should you do?
If you actually see a persistent line across your display:
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Restart your iPhone.
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Install the latest iOS update.
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Take a photograph or video of the problem.
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Contact Apple Support.
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Have the device inspected if the issue remains.
Don't assume that a display line is something a software update will automatically fix.
6. Camera Colour Artefacts
The iPhone 18 Pro's camera system is one of its biggest upgrades, but Apple has also acknowledged an early camera-related bug.
Apple says that a colour artefact may appear in photographs captured at 2x under certain lighting conditions at f/1.48 on a small number of iPhone 18 Pro and iPhone 18 Pro Max devices.
Again, the important word is small.
This doesn't mean that every iPhone 18 Pro has a camera problem.
It's a specific software issue affecting certain shooting conditions.
Apple included a fix in iOS 27.0.1.
So if you're seeing unusual colour artefacts in your photographs, make sure your phone is updated before assuming there's something physically wrong with the camera.
So, How Serious Are the iPhone 18 Pro Problems?
It's important not to lump all six issues together.
They're not equally widespread or equally serious.
| Issue | Confirmed by Apple? | Current action |
|---|---|---|
| AT&T cellular/SOS problem | Yes | Update; affected devices may require replacement |
| Speaker popping/crackling | Not yet | Monitor/update/contact Apple if persistent |
| Face ID freeze/restart | Yes | iOS 27.0.1 |
| Unresponsive touchscreen | Yes | iOS 27.0.1 |
| Green/pink display lines | Not established as widespread | Seek Apple support if persistent |
| Camera colour artefact | Yes | iOS 27.0.1 |
The biggest takeaway is that several early software problems have already been addressed by Apple.
That doesn't mean every reported problem has been solved.
And it certainly doesn't mean every iPhone 18 Pro is defective.
One Thing You Can Control: Physical Protection
None of these software issues can be fixed with a phone case.
A case won't fix Face ID.
It won't restore cellular service.
And it won't eliminate a speaker bug.
But there's another category of problem that you can do something about:
Physical damage.
And that matters when you're carrying a phone that starts at $1,199 for the iPhone 18 Pro and $1,299 for the iPhone 18 Pro Max.
Drops, scratches and damage to the display are completely separate from the software issues currently being reported.
That's why it's worth protecting your phone from day one — regardless of whether Apple eventually fixes every early software problem.
The Problem With a Traditional iPhone 18 Case
Most cases are designed around one main question:
What happens if I drop my phone?
That's important.
But your screen is also exposed while you're actually using the device.
A conventional case generally protects the rear and edges.
You then need to add a separate screen protector if you want additional protection over the display.
And if you want privacy when using your phone around other people, you may need another accessory.
That's potentially:
Case + screen protector + privacy protector
for one phone.
A Different Approach to iPhone 18 Protection
The Techterio Privacy Case takes a different approach.
Its two-piece design combines a protective rear shell with a front section that incorporates both screen protection and privacy technology.
So instead of buying separate products for different problems, the case is designed to address several of them together.
What it provides
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Front screen protection
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Rear protection
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Edge protection
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Built-in privacy screen
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MagSafe compatibility
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Up to 8-foot drop-tested protection
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Two-piece enclosed design
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Anti-yellowing rear
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Camera protection
The privacy technology is designed to keep the display clear when you're looking directly at it while significantly reducing visibility from side angles.
See the Techterio Privacy Case →
Why Privacy Matters on a Phone Like the iPhone 18 Pro
There's another issue that isn't appearing in Apple's bug reports:
Someone looking at your screen.
Your iPhone can contain:
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Banking information
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Messages
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Emails
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Work documents
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Photos
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Passwords
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Personal information
And someone doesn't need to hack your phone to see that information.
They can simply be sitting next to you.
On a train.
At an airport.
In a coffee shop.
At work.
In a waiting room.
A traditional case doesn't do anything about that.
The Techterio Privacy Case incorporates a privacy screen directly into the front section of the case, reducing side-angle visibility while maintaining direct viewing of the display.
Protect your iPhone 18 Pro with Techterio →
What Should You Do If You Own an iPhone 18 Pro?
You don't need to panic.
The practical approach is simple.
1. Update iOS
Apple's iOS 27.0.1 update addresses several confirmed iPhone 18 Pro problems, including Face ID-related restarts, touchscreen responsiveness and a camera artefact.
2. Don't assume every online report is a widespread defect
The green/pink display-line reports are a good example.
There are reports, but the available evidence isn't enough to establish a widespread hardware problem.
3. Contact Apple if your device is genuinely malfunctioning
Particularly if you have:
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Persistent cellular failure
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A display problem
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Repeated crashes
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Persistent speaker problems
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Hardware damage
4. Protect the physical device
Software problems are Apple's responsibility to fix.
A cracked screen is a different story.
If you're carrying a $1,199–$1,299+ phone every day, physical protection is something you can address immediately.
Final Thoughts
The iPhone 18 Pro is still very new.
And like many major smartphone launches, early owners are discovering a mixture of genuine bugs, isolated hardware reports and issues that Apple is already working to resolve.
The most important thing is to separate them.
Some problems are confirmed.
Some have already been fixed.
Some are still being investigated.
And some social-media reports simply don't have enough evidence yet to establish how widespread they really are.
But there's one part of owning an iPhone 18 Pro that doesn't require waiting for an Apple update:
Protecting the phone itself.
If you want more than a traditional case that only protects the rear and edges, the Techterio Privacy Case combines front protection, rear protection, privacy and MagSafe compatibility in one two-piece design.
At $39.99, it is designed to remove the need for a separate screen protector while also giving you built-in privacy protection.
Shop the Techterio Privacy Case →
Frequently Asked Questions
What is the biggest iPhone 18 Pro problem right now?
The most significant current issue is the AT&T cellular/SOS problem affecting a small number of iPhone 18 Pro Max devices. Apple has confirmed the issue and says some already-affected devices may need to be replaced.
Has Apple fixed the iPhone 18 Pro Face ID problem?
Apple addressed the Face ID-related restart problem in iOS 27.0.1.
Why is my iPhone 18 Pro touchscreen not responding?
Apple says iOS 27.0.1 fixes an issue that could cause the touchscreen to become unresponsive when Notification Centre and Control Centre were opened simultaneously.
Are the green and pink lines on the iPhone 18 Pro a widespread defect?
There have been reports online, but current evidence is insufficient to establish that this is a widespread iPhone 18 Pro hardware defect. Some reported evidence has also been questioned.
Is the iPhone 18 Pro speaker crackling a hardware problem?
The cause has not been established. Some owners have reported popping, clicking and crackling sounds, but Apple has not publicly confirmed the cause.
Does the Techterio Privacy Case protect the iPhone 18 Pro screen?
Yes. The Techterio Privacy Case has an integrated front protective layer, meaning a separate screen protector isn't required.
Does the Techterio Privacy Case have a privacy screen?
Yes. Privacy technology is integrated into the front of the case and is designed to reduce visibility from side angles.
Is the Techterio Privacy Case MagSafe compatible?
Yes. The case includes an integrated MagSafe ring designed for magnetic attachment and wireless charging.
How much is the Techterio Privacy Case?
The current product page lists the case at $39.99.