As an iPhone begins to age, degrading battery life can be a common issue, but there might also be instances where the iPhone is charging slower than usual or doesn't charge at all. If an iPhone frequently displays charging issues, it's important to identify what's causing the problem. In some cases, there might be a software related fix, but most often it's a hardware problem. An iPhone charges via a Lightning connector, which is Apple's proprietary connectivity standard that's used both for charging and transferring data to a laptop or PC.
Starting with the iPhone 8, all iPhones support fast charging, but only up to 20W. In comparison, Android brands offer much faster charging speeds, with OnePlus expected to debut 150W fast charging on a smartphone in 2022. Apple has never shipped a fast charger in the box, barring the iPhone 11 Pro models which came with 18W chargers. All other in-box chargers have been restricted to super-slow 5W speeds. With the iPhone 12, Apple stopped including a charger in the box, requiring users to purchase one separately or use an existing charger if available.
Related: MagSafe Charging For iPhone, AirPods, Apple Watch & MacBook Pro: Explained
If an iPhone appears to be charging slowly or not at all, Apple recommends first checking the charger and cable for signs of damage, such as broken wires or bent prongs. Using damaged charging accessories is a safety risk, and therefore these should be replaced immediately. The iPhone's Lightning port should also be checked for any debris or damage. While debris can be easily removed, a damaged connector will require taking the iPhone in for service. One way to make sure no software issues are interfering with charging is to force restart an
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