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Why does the iPhone11 battery capacity drop by 3% over a month?

The lithium-polymer battery of a smartphone has a service life. Under normal circumstances, after more than 500 charge and discharge cycles, the capacity of the phone will drop to about 70%. In this case, the battery life of the phone will be obviously insufficient. However, 500 charge-discharge cycles do not refer to 500 charges, but […]

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iPhone touch screen failed

1. When the phone is locked, the user can Hold down the home button of the phone to start the phone’s voice system. At this time, the touch function is restored. After waiting for a while, you can find that the phone’s touch screen has been restored. 2. You can wait until the phone is […]

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How to solve the black screen of iPhone

1. Enter Apple’s DFU mode 1. The DFU mode is a mode that solves the problem of the Apple system that cannot be turned on, and entering the recovery mode can be restored with iTunes. However, if the phone is okay, and the DFU mode is entered by mistake, the failure to turn on is […]

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Fast Charging “Quick Charge 5” Updated By Qualcomm

It’s said that the new fast-charging standard can be charging a smartphone from 0 to 50% in 5 minutes or 100% in 15 minutes. Compared to Quick Charge 4 & 4+, Q-charge 5 promoted 70% further efficiency even 10℃ increased in cooler’s temperature in similarly. Here are12 independent self-protection functions of voltage, current and temperature […]