iPhone Charging on and off Rapidly [Solved]

Whether it’s a phone call, capturing photos, setting alarms, or just entertainment-we are heavily dependent on our phones. In amidst of this, a malfunctioning iPhone can be annoying and troublesome. 

Apple users have often complained about their phones charging on and off rapidly. This can happen for various reasons. 

However, there is no need to panic and rush to the Apple Store immediately. The problem can be solved with a few quick tips at home. 

This article covers the various causes for an iPhone to malfunction while charging and some quick ways to fix it. So without further ado, let’s dig in!

Why Does my iPhone Keep Turning On and Off When Charging?

iPhone turning on and off while charging can happen for a number of reasons. Before you try to rectify the problem, it is best to diagnose the root cause of it. 

There will always be a solid ground for your phone to act like this, like a hardware defect or faulty battery. 

Here is a complete list of all the possible reasons for your device to continuously flicker on and off while charging. 

1. Charging Port is Dirty

Start by looking at the basics, like the charging port. Often, dirt or lint clog the port, hindering the electrical loop or blocking the cable from maintaining a proper connection with the port. 

2. iOS System Update

Failure to complete an iOS System Update is a common cause of iPhone charging on and off rapidly. 

Operating systems start to malfunction if the software is outdated or not updated correctly. Make sure you have the latest version of iOS updated on your iPhone.

3. Problem with the Power Source

Check the power source. If the power rating of the source is less than what is required by the adapter or the switch isn’t working properly, the phone will flash on and off. Try changing the switch and see if the phone normally charges now. 

4. Wrong Charger

In mid of chaos, when the phone battery is running out, you often overlook the cable and just plug in the charger. If you are charging the phone via cable, be sure only to use Apple-provided chargers. 

Locally made chargers often don’t have the correct power output or cannot provide stable charging. 

In a worst-case scenario, they can damage the battery or the phone altogether. Make sure to check the charger has Apple-approved charging standards. 

5. Faulty Battery

The most common reason for iPhone charging on and off rapidly is associated with a faulty battery. 

A declining battery’s health or damaged battery disrupts the phone’s functionalities. Since the battery has a significant connection with the phone charging, a faulty battery results in a loop rebooting. 

6. Malware Invading the Phone

The system can crash because of viruses invading the phone. A faulty application, document, or suspicious links can subject your phone to malware. Viruses corrupt the iOS software and result in a loop rebooting. 

7. Hardware Damage

If your iPhone has been subjected to physical abuse or water damage, the hardware could be corrupted.

Damage to the motherboard, buttons, or screen is a probable reason for your phone to flicker on and off rapidly. If you doubt hardware damage, contact Apple Help Support. 

8. Malfunctioning Driver

Recently made changes to the phone? This may have introduced bugs to your phone that malfunction system drivers. Unstable drivers disrupt the phone’s normal functioning. 

These were all the possible reasons for your iPhone charging on and off. If you cannot exactly figure out the diagnosis, it is okay. Here are some quick fixes to troubleshoot the problem. 

How to Fix iPhone Charging on and off Rapidly

If your iPhone flickers on and off while charging, these five ways can quickly fix the problem. 

1. Repair Software Problems to Stop iPhone Charging on and off Rapidly

Despite the broken hardware, the iPhone charging on and off rapidly is mostly caused by software problems. Therefore, using a repair software is the easiest and quickest way than trying the methods mentioned below.

PhoneRescue for iOS is designed to get iPhone/iPad users out of software problems and data loss dilemmas. So, it allows you to repair iOS and fix various iPhone problems, including the iPhone charging on and off rapidly, stuck on factory reset, iPhone unable to activate, attempting data recovery cannot be completed, etc. Supports all iOS versions and iPhone/iPad models.

Here are the Steps to Stop iPhone Spinning Wheel:

Step 1. Get PhoneRescue and Connect iPhone

Click the green Green Download button. Wait a few seconds for PhoneRescue for iOS to start downloading. Go to Device Rescuer and tap Repair iOS System. And, make sure your iPhone is connected to the computer.

Step 2. Select Repair Mode

Please choose a repair mode. The Advanced Mode will restore iPhone to normal and won’t erase existing data.

Step 3. Get Matching Firmware

Follow the on-screen instructions to enter recovery mode. And, click the Download button below to get a matching firmware for your iPhone.

Step 4. iPhone charging on and off rapidly Fixed

Once the firmware is downloaded, PhoneRescue will start repairing. Wait for completed, and your iPhone will be restarted normally. Also, you can try the Standard Mode to repair.

2. Force Restart Your iPhone

If a bug is causing your phone to turn on and off rapidly, force restarting the device can help. A force restart refreshes the phone’s memory and fixes any minor bugs. 

Here is how to do it on different iPhone models:

For iPhone 6 and Previous Models

• Press and hold the Power On/Off button and Home button simultaneously for approximately 10 seconds.
• Wait till the screen turns black, and the Apple logo appears, indicating a restart. 

For iPhone 7 and 7 Plus Models

• Press and hold the Power On/Off button. 
• Simultaneously long press the Volume down button. 
• Keep pressing both buttons until the Apple logo appears on the screen. Let the phone reboot. 

For iPhone 8, X series, and Later Models.

• Press and simultaneously hold the Volume Down and Volume Up buttons. 
• Long Press the Power On/Off button until you see the Apple logo on the screen. 
• Let the phone restart. 

3. Update Your iOS Version

Updating iOS to the latest version can fix most system bugs. A probable cause for your phone flashing on and off while charging can be an incomplete iOS update. 

Therefore, updating your iPhone to the latest software can perhaps fix this problem. Here are the two ways of updating the iOS to the latest version: 

Updating iOS Manually

1. Back up your phone to iCloud or on your computer. 
2. Connect your phone to the available WiFi. Make sure the connection is good. 
3. Go to Settings and tap General> Software Updates. 
4. See if there are any available software updates. Choose the update you want to install.
5. Tap Install Now to update to the latest version of iOS. If there is Download and Install, tap on it to download the update. Enter your passcode, and tap Install Now. 

Updating iOS with a Computer

1. Back up your device’s data on iCloud or on your computer.
2. Connect the iPhone to the Mac via a cable. 
3. Next, follow one of the steps below:

• For macOS 10.15 or later:  Go to Finder Sidebar > select your iPhone > General.
• For macOS 10.14 or earlier: Go to iTunes app > click the icon resembling iPhone on the top left of iTunes window > Summary.

      4. Click Check for Updates.

      5. If an update is available, click Update.

Updating the iPhone iOS fixes many software bugs. If the phone is still turning on and off, we still have some other handy fixes on our list. 

4. Check Your Battery’s Health

As discussed earlier, a malfunctioning phone can be linked to declining battery health. Checking the status of battery health determines if the device is charging optimally. Besides, it explains if the phone’s performance is affected too. 

Before that, you must learn the difference between battery health and life. Battery life is when your phone can work before the batteries die out. Whereas Battery Health analyzes battery performance until it needs to be replaced. 

To check the battery health of an iPhone, follow these steps:

• Go to Settings, and tap on Battery > Battery Health. 

If the health status is below the Maximum Capacity, your battery is defective. Battery health lower than the Peak Performance indicates severe problems with the battery. It is a signal for you to get the batteries changed. 

5. Drain Your iPhone’s Battery and Charge it Again

When the phone’s screen or battery is malfunctioning, a possible reason is a charging error. To solve this, drain your phone’s battery completely and charge it again. 

This can be time-consuming and irritating, but we advise you to be patient and let the battery charging drain completely. When the phone turns off because of low charging, plug it into a power source and let it charge completely. 

Check the power source if the phone is still turning on and off. Make sure the power rating of the source matches your device. 

6. Check Your Hardware

If all the above fixes have failed to work, your phone may have sadly faced hardware damage. 

Heavy mobile applications, physical damage, or overheating can cause severe damage to the hardware. Hardware damages are the most potent cause of screen dysfunction. 

A hardware issue can be linked to the charger or the phone’s motherboard. Try changing the charger and see if the problem persists. 

If it is associated with the phone hardware, the only solution is to connect with the Apple Help Team. To seek help from the Apple Support Team, call Apple Support to report the issue and request assistance. 

As an alternative, take your phone to your nearest Apple-authorized service center and get your phone checked by a technician. Take the charging accessories along for a complete hardware checkup. 

Final Words

This article has covered all the possible diagnoses that can cause your phone to constantly flicker on and off while charging. Besides, we have presented the five tried and tested ways of troubleshooting the problem.

From the above article, we reached the conclusion that for fix iPhone charging on and off rapidly issue, nothing can beat PhoneRescue for iOS in the first place. You only need to do some simple operations to ensure that your phone has a 99% chance of being repaired.