Before switching to the iPhone 18 Pro series, first check whether the old iPhone really should be retired. (Photo/Reuters)
Apple’s new generation iPhone 18 Pro series is about to debut. Before a new model is released, many people always start to wonder whether the iPhone they have can last another year, or should they just replace it with a new one?
In fact, whether or not to replace the phone may not be directly related to “how many years it has been used.” Some iPhones have been used for 4 or 5 years, and as long as the battery is replaced, daily use is still smooth; but some people have only used their phones for two or three years, and they have already begun to experience problems such as lags, insufficient capacity, and poor battery life.
So before you are burned by the new features of the iPhone 18 Pro series, you might as well do a simple check on the old iPhone in your hand, from aspects such as performance, battery life, screen condition, storage capacity and system update support, to see if it is really time to retire.
The performance of the old machine is reduced and the operation is stuck, resulting in a replacement warning.
If the lag only occurs occasionally, there is usually no need to rush to change the phone; but if the app opening speed is obviously slow, multitasking is not smooth, the camera often needs to be started or the photo is saved, and more seriously, the phone is prone to heat. If this situation continues to occur, you can start to evaluate whether it is necessary to change to a new phone.
If the battery life is obviously declining, evaluate whether to replace the battery or the mobile phone.
Battery aging is also the first reason many iPhone users feel to change their phones. If only the battery life is significantly worse, simply replacing the battery can usually improve it. It is not necessary to replace the entire phone directly. However, if in addition to battery problems, there are also problems such as operation lag and insufficient storage space, you need to further evaluate whether the repair cost is cost-effective.
Whether it’s cost-effective to repair a damaged screen needs to be calculated first
There are only minor scratches on the screen, which usually do not affect daily use; but if the touch control fails, the screen flickers, or even the body is obviously damaged, it means that the problem is not just about appearance. At this time, in addition to evaluating the cost of screen repair, you must also consider how long the old phone itself can be used. If the service life of the entire phone is still limited after replacing it with a new screen, it may be more cost-effective to simply replace it with a new phone.
Insufficient storage space affects daily use
The reason for replacing many old iPhones is actually not performance, but insufficient capacity. After using the 64GB and 128GB models for a few years, as the number of photos, videos, and apps accumulates, it is easy to run out of storage space. If you often need to delete photos, clean apps, or even make room for system updates, you may consider directly upgrading to a new machine with a larger capacity.
Unable to upgrade to new version of iOS, trouble will slowly emerge
When the iPhone cannot be upgraded to the new version of iOS, although it can still be used normally in the short term, as important apps such as banking and communications gradually increase their minimum system requirements, subsequent use may be affected. If security updates are also stopped, the risk of long-term use as a main machine will also increase. It is worth mentioning that Apple has confirmed that all models that support iOS 26 can be upgraded to iOS 27.
You don’t have to change if you win one. Don’t hold on if you win several.
If the phone performs well and has sufficient capacity, but the battery is not durable, it is usually more cost-effective to replace the battery. However, if the phone is lagging, battery, capacity, screen, and system support, and you continue to spend money on repairs, the overall benefit may not be high. For those who are waiting for the iPhone 18 Pro, it is actually a good time to do an overall inspection of the old phone before the new phone is released.
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