How to flash and downgrade iPhone? do we need to care something?
When users feel uncomfortable or dissatisfied with the upgraded system version, they may consider downgrading to a previous or earlier version. However, due to limitations of Apple's system, not all versions can be downgraded at will. Here are some ways to downgrade your iPhone and things you need to pay attention to.
View the downgradable version
Currently, after Apple officially turns off the verification of the system version, it cannot pass Flash your device to downgrade to these versions where the verification channel is closed. How to check the current version that can be downgraded and flashed? There are two methods:
#1. Connect the iPhone to the computer through the data cable, open the "Smart Flash" interface, and the current flashable/downgraded version will be directly displayed.
2. Or in the "Smart Flash" - "Download Firmware" interface, select For the model you want to downgrade, check the current versions that can be flashed/downgraded.
Under "Can the phone be flashed?", the green dot represents that the phone can currently be flashed. If there is no green display, it means that the verification has been turned off and the phone cannot be flashed.
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