[100% Workable] How to Fix Common iPhone Problems Efficiently


Q: What should I do? My iPhone often pops up a promo dialogue saying No SIM Card while it has been inserted?

Q: What's wrong with my iPhone? I can't add events to the calendar or enter for the dates noted down before.

Q: When opening the camera app on my phone only to find a black screen. Is something wrong with the iPhone camera?


In using iPhone device, you can always hear problems of this or that kind. Today, this passage summarizes the common problems you may face when using your iPhone and give the corresponding solutions.

Case 1 - iPhone Says No SIM Card

common iphone problems

It is not strange at all when you open your iPhone device, only to be told that no SIM card is available. And by no means does that mean that your iPhone device is broken. Many unexpected reasons may contribute to this situation. For example, a simple glitch, overheated iPhone battery, a dust or faulty SIM card can all possibly lead to the failure of your iPhone SIM card. In this case, you have several ways to rescue your SIM card.


> Make sure that the Airplane Mode is disabled on your phone.

> Reboot your iPhone device, i.e. turn off iPhone for a while and turn it back on.

> Check whether you have misplaced the iPhone SIM card.

> Factory reset iPhone if all the above solutions can't work.

Case 2 - WiFi Issues on Jailbroken or Updated iPhone

common iphone problems

After updating old iOS system to the newest iOS systems like iOS 9, people may run into this or that type of problems, among which WiFi issues are worth your attention. Aside from iOS upgrade, this WiFi issue may also come along with the jailbreaking of iOS devices.


> Temporarily switch on Airplane Mode and then turn it off to check if Wi-Fi issues are solved. If not, try again.

> Go to Settings > General > Reset and tap Reset Network Settings. Then connect to the Wi-Fi again.

> Disable Wi-Fi Networking in System Service: Go to Settings > Privacy > Location Services > System Services > Turn off Wi-Fi Networking.

Can't-Miss Articles:

How to Safely Jailbreak iOS Devices

Top 8 FAQs about iOS Jailbreak & Upgrade

Case 3 - No Notification Sound on iPhone/iPad

common iphone problems

According to iOS device users, especially those who have updated their devices to the latest version, their iPhone/iPad devices fail to give out any sounds when receiving messages, incoming calls, emails or notifications from other apps. No doubt, this is quite inconvenient for daily life, below is the possible solution to solve this headache.


> Make sure you do not have Do Not Disturb activated. Check the volume on the ringer.

> Check the mute button to make sure that your iPhone is not stuck in mote mode. Just flick the Mute button on and off several times.

> Go to Settings > General > Reset > Reset Network Settings.

> Hold the home and lock button together for few seconds until the iPhone restarts itself.

> Go to Notifications and disable notifications for messages. Then reboot your device - turn it off and then switch it on. If it doesn't work, repeat the process for several times.

Bonus Article: Guide Center on Frequently-Met iPhone Volume Problems

Case 4 - iMessage Always Fails to be Sent

common iphone problems

Working on the 3G/Wi-Fi network, iMessage app makes it easier for iPhone users to get connected with their friends and families. However, according to some users, iMessage always fails to send messages out or takes much time to send a message.


> Make sure the message receiver is also an iMessage user.

> Check if the network settings/Wi-Fi is activated or stable. If not, make sure to get closer to the source/router.

> Turn Off and then Turn On iMessages Again (Settings > Messages > Turn Off iMessage).

>Reset your iPhone: Settings > General > Reset > Reset All Settings.

Also Read: Common iPhone Texting Problems

Case 5 - iPhone Camera Doesn't Work

common iphone problems

Have you ever experienced the below situation: when opening the inbuilt camera on iPhone to record some special moments, only to find that it takes on a black screen? You have no choice but let the precious moments pass by. So how to fix it?


> Go to Settings > General > Restrictions and make sure the Allow camera option is set to on.

> Try powering the device off and on or try to reset the device (sleep/wake key with home key).

> Back up your data and then try to restore your phone in iTunes.

If unfortunately all the listed ways can't fix the camera problem, it is possible that something is wrong with the camera hardware of your iPhone. Then you had better contact Apple or take your phone to the local Apple Store.

Case 6 - Battery Life Issues

common iphone problems

Regardless of the fact that iOS devices boast of superior functions and alluring features, the battery life of the same device varies from person to person. According to the user feedback, a handful of people complain that battery drains too quickly even if for those iOS 9 users with Low Power Mode available to extend battery life.


> Make sure that Low Power Mode is enabled: Settings > Battery > Turn on Low Power Mode.

> Stop streaming music from Apple Music, because it will burn your iOS battery life faster.

> Turn on Airplane Mode if you're in a place with poor service.

Bonus Articles:

Useful Tips to Improve Battery Life for iPhone

Monitor Battery Performance on iOS 8/9

Case 7 - iPhone Update Server Could Not be Contacted

common iphone problemsWhen iPhone or iPad users use iTunes to update their devices to the newest version, they may receive the message saying that "The iPhone Software Update Server Could Not Be Contacted".


> Check your network settings and make sure the network connection is active. Then try again.

> If it still fails, disconnect your iPhone with the iTunes. And then connect it and try again.

> If it still doesn't work, try another way to update your iPhone/iPad. Go to Settings > General > Software Update.

Case 8 - iPhone Overheating Issues

common iphone problemsAccording to the user feedback, there are quite a few users complain their iPhone devices become overheated. And this slows the operation of their iPhone devices. And sometimes, due to overheated issues, the iPhone occasionally crashes and display the interface as pictured in the right.


To fix an overheated iPhoen device, there are many little things yo could do to cool it down, such as:

> Turn off the background apps.

> Clean up junk files regularly.

> Don't play games or watch videops while charging your phone.

> Take off the cover while getting your phone charged.

Extra Bonus: How to Cool Down an Overheated Android Phone

Case 9 - iPhone Stuck on "Connect to iTunes" Screen

common iphone problemsiPhone just stuck on the "Connect to iTunes" screen? Then you are possibly unable to use the device in any way. And actually there are many different reasons resulting in such case, but the solution is the same. Continue your reading to get the quick fix.


- Restart your iPhone. Try to turn your iPhone off by pressing wake/sleep key simultaneously and keeping holding them till you see "slide to power off" screen.

- If it still fails, you need to reinstall the iOS on your device. To do it, you need to link your iPhone to the computer via the USB cord. If iTunes still can't recognize your iPhone, you will see a promo dialogue saying "The software on ... needs to be restored to factory settings or updated." Click on the Update option to continue and wait for the iOS reinstallation process to get completed within a little while.

Case 10 - How to Fix iPhone Boot Loop Issue

common iphone problemsWant to turn on your iPhone,and call a friend, but the device gets stuck in a boot loop? Or iPhone just gets stuck in Siri and restart itself again and again? Actually, iPhone boot loop issues can be attributed to various unexpected reasons like hardware problems and many more. Now, let's see how to fix iPhone boot loop issue within simple clicks.


- First of all, have a check of your iPhone battery. If the battery on your iPhone is malfunctioning, then the problem could be easily fixed by fixing the battery connector.

- Do a hard reset on your iPhone. That is, press and hold the Home and Power buttons at the same time.

- If you have recently jailbroken your iPhone, then this problem might be caused by an incompatible jailbreak tweak. Then you can press Volume Up button until you see a Lock screen. Then open Cydia and uninstall the tweak that you think is causing problems. Now, your iPhone might be restored back to normal.

- But if your iPhone still gives no response, you need to restore your iPhone to factory settings.

Also Read: Recover Lost Data from iPhone after Factory Resetting

Case 11 - What if iPhone Wont Play Videos

iphone wont play videos“I've tried to play a video on my iPhone 6, but it just shows the going round in circles icon and nothing plays. When I tried it in Safari, Facebook and Youtube, it just shows the same. So what's the matter? And is there any quick fix for me? Thanks for your advice in advance!”

The big screen, high resolution and portable size of an iPhone enables users to watch videos whenever and wherever you are. But there are some cases when you want to play certain videos on your iPhone, it may just fail due to various reasons. Now, just check the below tips:

1. Make sure video formats are compatible. Below are the supported video formats of iPhone/iPad and iPod:

H.264, up to 1.5Mbps, 640 by 480 pixels, 30 frames per second, Low-Complexity version of the Baseline Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats.

H.264 video, up to 768kbps, 320 by 240 pixels, and 30 frames per second, Baseline Profile up to Level 1.3 with AAC-LC audio up to 160 Kbps, 48 kHz, and stereo audio in .m4v, .mp4, and .mov file formats.

MPEG-4 video up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps, 48 kHz, and stereo audio in .m4v, .mp4, and .mov file formats.

2. Delete Damaged iPhone Videos. If the video you are trying to play is damaged, then it is possible that you may fail to play videos on your iPhone. In this case, you need to delete the damaged videos on iPhone and check if you can play other videos normally. If you can, just download the videos again.

3. Delete Faulty Apps. Similar the case mentioned in the above, if you have installed some faulty apps on your iPhone, make sure to delete them on your device. And then try again.

4. Restore iPhone. After trying all the ways as listed in the above, if it still fails. You might need to restore your iPhone.

Words in The End:

As you can see, the problems listed in the above can fixed within the device itself. However, other problems like data losses can't be easily solved. Since various factors can lead to sudden data losses from iPhone/iPad device, you have every valid reasons to back up important files. Here, this Coolmuster iOS Assistant might be helpful to you!

Related Articles:

How to Export iTunes Library between Computers

Fix Common Headphone Problems on iPhone

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