Owners of iPhone 12, iPhone 12 mini, iPhone 12 Pro and iPhone 12 Pro Max continue to complain of various bugs and performance issues. Fortunately, most of these problems can be fixed within minutes.
If you’re having trouble with your iPhone 12, there’s a good chance you’ll be able to fix the problem phone long before new iOS software arrives or you have to contact Apple support or your carrier.
In this guide, we’ll take you to fixes for some of the most common iPhone 12, iPhone 12 mini, iPhone 12 Pro, and iPhone 12 Pro Max issues. Our list includes fixes for Wi-Fi issues, fixes for Bluetooth issues, fixes for charging issues, and more.
A reminder before we start: Before you start playing around with your device’s settings, make sure you’ve updated to the latest version of iOS 15. This may help.
How To Fix iPhone 12 Battery Life
Most users enjoy excellent battery life. However, some are starting to notice that the battery is draining faster than it should.
If your phone’s battery suddenly starts draining faster than usual, take a look at our list of fixes for iPhone 12 battery life issues.
If the problems are really bad, you may have a hardware problem. If the drain is really bad, you’ll want to contact Apple customer service.
How To Fix iPhone 12 Missing 5G
If you own an iPhone 12, iPhone 12 mini, iPhone 12 Pro or iPhone 12 Pro Max, you’re probably interested in using your carrier’s 5G network. The thing is, you have to be on a plan that supports 5G connectivity.
If you go into the Cellular section of your phone’s Settings app and don’t see any options for 5G, it’s not an error. Chances are, you’re not currently on a 5G-enabled plan with your carrier. In this case, you will only see “LTE” and “4G”.
You may need to change/upgrade your plan to take advantage of your carrier’s 5G network. Before doing this, make sure that 5G service is available in the regions you use most often. You can do this through the following carrier 5G maps:
Another note: If you are using AT&T, you may notice that your phone is connected to 5Ge when not connected to Wi-Fi. This isn’t AT&T’s 5G network.
5Ge stands for 5G Evolution and is a rebranding of the carrier’s LTE-A service.
How To Fix iPhone 12 Wi-Fi Issues
If you start noticing slow Wi-Fi speeds or an increase in disconnections, here are some things you can try before contacting customer service.
Before you start messing around with your iPhone 12’s settings, you’ll want to investigate the Wi-Fi connection that’s giving you trouble. If you’re on your home Wi-Fi network, try unplugging the router for a minute before plugging it back in.
If you’re sure it’s not a router, you might want to check it out. Down Detector and see if others with the same ISP are having similar issues in your area.
If you can’t access the router your phone is connected to, or if you’re sure the problem isn’t related to your ISP/router, go to your iPhone 12’s Settings app.
Once you’re in here, you’ll want to forget the Wi-Fi network you’re having trouble with. Here’s how to do this:
If that doesn’t work, try resetting your iPhone’s network settings:
If none of this helps, you’ll want to check Apple’s guide to Wi-Fi problems.
How To Fix iPhone 12 Bluetooth Problems
If your device cannot connect to one or more of your Bluetooth devices, there are a few steps you should take.
The first thing you will want to do is forget the Bluetooth connection that is giving you trouble. Here’s how to do this:
If that doesn’t work you should try resetting your Network Settings:
This process will take a few seconds to complete. It also causes your iPhone to forget known Wi-Fi networks, so keep your passwords handy.
You can also try resetting your device’s settings to factory defaults, but this should only be done as a last resort. Here’s how to do this in iOS 14:
If you’re using iOS 15, here’s how to reset all your iPhone’s settings:
If none of these fixes work, you may need to contact Apple’s customer service or, if this is not an Apple product, the company that manufactured the Bluetooth product you are trying to connect to.
How To Fix iPhone 12 Charging Problems
We’ve seen some complaints about iPhone 12 charging issues and most of the issues are related to the wireless charging feature.
If you encounter a problem with wireless charging, reset your iPhone. To do this, press and release Volume up, press and release volume down and then press and hold the power button until the phone turns off. Turn the device back on and see if the feature works normally.
If you’re using an iPhone case to store credit or security cards, you’ll want to remove them before charging your phone. You can also try removing your case and charging your phone that way.
How To Fix iPhone 12 Cellular Data Issues
If your iPhone suddenly displays the “No Service” icon and you can’t connect to your cellular network, here are a few steps to take.
First, make sure there is no outage in your area. Check social media for reports and/or contact your service provider via social media. You can also check Down Detector and see if other people in your area are experiencing similar issues.
If you determine that the problem has nothing to do with a network outage, you will want to restart your iPhone and see if that fixes it.
If that doesn’t work, try turning Airplane Mode on for 30 seconds before turning it off.
If you still can’t get it working, you’ll want to try turning Cellular Data off completely. To do this you need to:
How To Fix iPhone 12 Sound Problems
The speakers of your iPhone 12 should provide loud and clear sound. However, if your voice starts to crackle or sound hoarse, there are a few things you can try before contacting Apple customer service.
Restart your iPhone first. You may also want to make sure your SIM card is inserted correctly in the tray. The SIM card slot on the iPhone 12 is located on the left side of the phone.
You can also try turning the Bluetooth connection off and on.
If the sound from the phone is still missing or distorted, make sure that there is no debris blocking the speaker grill or Lightning port.
If you start to notice a sudden drop in call quality, restart your phone. You’ll also want to check the device’s receiver to make sure it’s not blocked by debris or your screen protector, if any. You can also try removing your case if you’re using it to see if that helps.
If your phone microphone suddenly stops working or starts cutting out randomly, try restarting your phone.
If the microphone is still broken, you can try restoring your phone from a backup. If the restore doesn’t work, you’ll want to contact Apple as you may have a hardware issue.
How To Fix iPhone 12 Activation Issues
If you’re setting up your new phone and can’t activate it properly, here are a few things you can try.
First, make sure Apple’s systems are up and running. Here, the company System Status page. If you see green next to iOS Device Activation, Apple’s services should be running normally.
If you see a green icon and still can’t activate it, make sure your SIM card is properly inserted in your iPhone. Also make sure you are using the correct SIM card.
If you’re seeing Invalid SIM or No SIM alert and you’re sure you’re using the correct SIM card, here are a few additional steps to take:
If none of these work, contact Apple or your service provider.
How To Fix iPhone 12 Performance
If your iPhone 12, iPhone 12 mini, iPhone 12 Pro, or iPhone 12 Pro Max is lagging, freezing or crashing, or if you encounter any other performance issues, please check our list of fixes for performance issues.
How to Fix iPhone 12 Face ID Issues
If you’re having trouble with your phone’s Face ID feature, there are a few things you can try.
First, make sure your iPhone 12 is running the latest version of iOS.
If you’re running the latest version of iOS and are seeing issues, go to your Face ID settings.
Once inside, make sure your phone has Face ID installed and any features you are trying to use Face ID are turned on.
If you’re having trouble using your face to unlock your phone, make sure you’re actively looking at the screen.
If you’re constantly changing your look, you may need to add an alternate skin to Face ID. To set an alternate view, you need to:
You will also want to make sure that there is no dirt (dirt, dust, etc.) blocking the front camera of your iPhone 12.
If your device is not recording your face when you set up Face ID, make sure you scan the face in a well-lit room. You may also need to bring the iPhone 12 closer to your face or make it flatter.
How To Fix iPhone 12 Overheating Issues
we saw one reports About iPhone 12 models that get hot during setup and when running apps and services like GPS. If you don’t want to take your phone to a store, there are a few things you should try.
First, try removing your case (if you’re using it) and see if that helps. You will also want to try turning the phone off and then back on. You can also try putting the phone in Airplane Mode.
You will also want to review this Guide to keeping your iPhone within acceptable operating temperatures. It will come in handy especially if you use your iPhone in hot environments.
downgrade iOS
If all else fails and you can’t wait for the next iOS version and/or you can’t find a working solution from Apple customer service, you can try reverting to the previous version of iOS (if there is an option). This can help improve your phone’s performance.
If you don’t know how to downgrade an iPhone, take a look at our step-by-step instructions.
Restore As New
If the problems are really bad, you can try to restore your iPhone 12 as new. You can do this through Finder, iTunes, or iCloud. This should only be used as a last resort.
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