How to Fix iPhone 7 Charging Slowly

Some iPhone users complained that their iPhones are charging slowly. Under normal circumstances, it can be fully charged in one hour. Unfortunately, as your phone gets older, it might take longer to charge. Now his iPhone had charged for one hour, but the power is less than half. Wondering why your phone won't charge as fast as it used to? How to fix? Here are some solutions.

Why is that?

There are many reasons can cause this problem:

- Power voltage

- iPhone lightning cable problem

- iPhone lightning port problem

- iPhone charger problem

- Software problem

- iPhone battery problem

- iPhone motherboard problem

Solutions :

1. Switch to normal amp charging source

When you use a low amperage charging source, it will cause your iPhone charge slowly, so you need to check the charging source, and switch it to normal amp charging source.

2. Use high-quality lightning cable

If you are using a cheap lightning cable to charge your iPhone, Not only is the charging speed slow, but it may also damage your iPhone. So, the best choice is used original lightning cable. or high quality iPhone lightning cable.

If the original lightning cable is damaged, you can bought the new one from Apple, or you can buy a high-quality iPhone Lightning Cable from other online sources you trust.


3. Clean up iPhone lightning port

Because the Lightning cable (charging cable) you use to charge your iPhone has 8 pins, so if there are some dust or debris stuck in the lightning port of your iPhone; it will obstruct the pins, and cause your iPhone to charge slowly or not charge at all.

In this case, you can use a Superfine Dustless Cotton Swab to clean the iPhone lightning port gently.

4. Use high-quality Charger

If you are using a cheap charger or a low-power USB port to charge your iPhone，in this case, the Charger or port cannot give iPhone enough power, so there will be slow charging. The best choice is used original iPhone charger, or high-quality iPhone charger.

5. Turns to Airplane Mode or turn off iPhone while charging

In the Airplane Mode, the phone can charge up to twice as fast (or more). If you want to quick-charge your iPhone, put your iPhone on the ‘Airplane Mode. By the way, in this mode, you won't be able to make/get calls and cellular.

Turn off iPhone while charging, the iPhone will charge a lot faster than usual, because the iPhone does not consume any power in this way. Also, in this way, you are unable to use iPhone, no calls, no messages, no cellular, no WIFI, etc.

6. Maintain iPhone battery regularly

It's important to maintain the iPhone Battery regularly. Apple advises that allow your iPhone battery to die at least once a month, "For proper maintenance of a lithium-based battery, it's important to keep the electrons in it moving occasionally. Be sure to go through at least one charge cycle per month (charging the battery to 100% and then completely running it down),"


7. Replace the new iPhone battery

If the iPhone battery is damaged, then you can't charge it at normal speed.

First you can test the iPhone battery with  JC V1SE Programmer, so you can know the condition of the iPhone battery. If the iPhone battery condition is bad or the battery is deformed or it has other physical damage, then you should replace the new iPhone battery.


8. Repair iPhone motherboard

After replace the iPhone battery, recharge the iPhone again, if it's still not charging well, then you should check iPhone motherboard problems, such as iPhone USB Charge IC, or other iPhone circuit problems.

Hope the above repair method will help you. If you have other iPhone related questions, please leave a message in the comments.