Mobile Phones iPhone & iOS How to Fix Common iPhone 7 Problems Try these troubleshooting tips to get back to normal by Brenna Miles Writer Brenna Miles is a technology writer with a B.A. in Business Management and HR Management. She's been writing about technology for 6+ years. our editorial process Twitter LinkedIn Brenna Miles Updated on September 24, 2020 PeopleImages/Getty Images iPhone & iOS Switching from Android Tweet Share Email Even the iPhone 7 isn't without its issues. Is your iPhone 7 camera not working? Are you dealing with a faulty microphone? These issues and more are quite common with this device and you can reach a solution with a few troubleshooting tips. Causes of Common iPhone 7 Problems Some common iPhone 7 issues are caused by software bugs or app malfunctions. Others may be caused by physical obstructions or miscommunication between devices. The iPhone issue you're experiencing is dependent upon the underlying problem. A bit of troubleshooting is in order. Basic iPhone 7 Troubleshooting Tips Although each issue will have its own set of unique troubleshooting tips, you can solve general iPhone issues by: Performing a quick iPhone restart: A restart can often jump-start your iPhone back to health.Updating your iPhone's software: If you're not using the most current iOS, there could be a bug. Update your iPhone and try again.Resetting your iPhone's settings: As a last resort, you can reset your iPhone's basic settings or return your iPhone to factory settings if all else fails. Resetting your iPhone to factory settings will cause you to lose all of your data. Only perform this after exhausting all of your options, including reaching out to Apple Support. iPhone 7 Overheating Your iPhone can overheat due to a number of factors, from overuse to being left in the hot sun. It can also get hot due to an issue with the iPhone's software or an app you're using. Believe it or not, your iPhone case may even be to blame, so there are a few things you can try when your iPhone is overheating. Remove your iPhone's case. A heavy case may cause overheating. Remove it for a few days to see if this resolves your overheating issue. Check to make sure iPhone apps aren't crashing in the background. Crashing apps can cause your iPhone to slowly overheat. Go to Settings > Privacy > Analytics > Analytics Data to see which apps crash most often. Find a crashing app? Delete it and reinstall it. Or, delete it and find an alternative. Check for apps that drain your iPhone 7's battery. You can find a list of these apps in your Settings under Battery. If there's an app draining the life from your iPhone, you'll see it. Delete it and find an alternative. Check your network connection. Is your iPhone searching for a signal? This can cause overheating. Try turning your phone to airplane mode or switch off Wi-Fi to see if the heat is reduced. Turn off background app refresh. When all of your apps continue to refresh at the same time, your iPhone 7's CPU can go into overdrive. Make sure you're using an Apple-certified phone charger. If you're not, the charger may be defective, causing your iPhone to overheat. iPhone 7 Camera Not Working Blurry camera? Black screen when opening the camera app? An iPhone camera that refuses to work correctly may be caused by physical obstructions or software issues within the Camera app. Remove your case and any attachments. A case might block your camera or cause images to look blurry. After removing cases and attachments, test the camera to see if the issue is solved. Both the iPhone 7 and the iPhone 7 Plus offer image stabilization. Metallic cases or lens accessories can interfere with this feature. Clean your camera lens. Blurry cameras are often the result of dirty camera lenses. Use a microfiber cloth to dust off the lens. Check the flash. If you're attempting to use the flash and it won't work, tap the lightning bolt and make sure your flash is set to On. Toggle back and forth between rear camera and front camera. This simple function sometimes pulls the camera out of a lag or glitch. Close the Camera app and reopen it. This might be all you need to jump-start your camera back to health. iPhone 7 Microphone Not Working Your iPhone 7 features four microphones: two on the bottom, one near the headphone jack and one by the speaker grill. If your microphone isn't working, an obstruction or a software glitch may be the cause. Clean your microphones. Using a microfiber cloth or a soft toothbrush, gently clean the microphones on your iPhone 7. Obstructions such as dust can cause a muffled tone. Remove any cases or attachments. These attachments may obstruct your microphones. Disconnect Bluetooth devices. Bluetooth devices that are connected to your iPhone may lead you to believe they're not working. Disable any Bluetooth devices and then try your mic again. Update the app you're using. If you notice your microphone isn't working with one particular app, try updating it to fix any software glitches. Check app permissions. You can also check the app's microphone permissions. If an app doesn't have access to your microphone, it won't work. Go to Settings > Privacy > Microphone and toggle the switch to turn it on. iPhone 7 Headphone Adapter Not Working When you purchase an iPhone 7, you'll find a lightning-to-3.5mm adapter in your box that you'll need to use when plugging in wired headphones. An adapter may fail to work due to a dirty headphone jack, software issue, or a faulty adapter, but there are a few things you can try to fix headphone jack problems. Connect another pair of headphones. The issue may not be your adapter at all. Try a different set of headphones to see if they work. If so, it's time to replace the others. Use an Apple-certified adapter. If you're attempting to use an adapter you purchased from a third-party after misplacing your Apple-certified adapter, it may not work with your device. Clean your headphone port. A dirty port full of dust and debris won't work properly. Use a can of compressed air to gently blow out the port. Or, run a soft toothbrush across the port. Check your volume. It may be that your volume was turned down by accident. Use your iPhone buttons to increase the volume. When you turn your volume up, does the pop-up box say headphones? If not, your headphones may not be fully connected. Try removing your headphones and putting them back in firmly. Turn Bluetooth off. Your iPhone might be trying to play sound through another device connected through Bluetooth. Turn it off and try using your headphones again. The same thing might be occur due to AirDrop. Disable AirDrop in your iPhone settings and try using your headphones again. iPhone 7 Bluetooth Not Working Does your Bluetooth refuse to pair? Does your iPhone not recognize your Bluetooth device? Bluetooth devices sometimes stop working after critical software updates or simply due to faulty devices. So, if your Bluetooth is not working, troubleshooting the problem might help. Turn your iPhone Bluetooth off and back on. After updates, your iPhone Bluetooth may need a restart to work properly. Plus, you'll need to make sure your Bluetooth was on in the first place. Move your device closer to your iPhone. If your Bluetooth device is too far away from your iPhone, it won't pair or work properly. Disconnect Bluetooth device from other sources. If you're connected to your Bluetooth device from another computer or source, it may interfere with your iPhone pairing. Restart your Bluetooth device. This step will vary depending on the device you're using. Check the device's user manual, conduct some research online, or call your device's manufacturer to learn how to restart the device. Try connecting another Bluetooth device to your iPhone. To find out if the issue is with your iPhone or the device, try connecting another Bluetooth device. If it connects, the original device is at fault. Clear Bluetooth connections. You may need to set your Bluetooth devices up again as if they were new. To do so, you must delete Bluetooth connections from your iPhone and set them back up again. Reset your network settings. Network errors can wreak havoc on iPhone features such as Bluetooth. After a reset, you can try reconnecting your device. Resetting your network settings with take your connections back to default. This means you'll lose your current Wi-Fi settings. Be prepared to re-enter your Wi-Fi information for connectivity. If All Else Fails, Contact Apple Support Apple Support is available to help you troubleshoot your iPhone 7 and take care of any repairs you might need. You can reach Apple Support online or by phone. You can also schedule an appointment at your nearest Apple Store with a Genius Bar.