If you have connected your iPhone, iPad or iPod touch to a USB accessory or even a computer, and
This message appears on the screen because of the newiOS security features that aim to protect your device from unauthorized connections. The function is useful, but accessories will not work until you unlock the device. Sometimes even charging is not supported.
The easiest way is to unlock your device with a password so that it recognizes the accessory and allows it to work. Then the notification will disappear. However, this is inconvenient to do every time.
How to get rid of the notification
If you often connect to your deviceaccessories, you get tired of unlocking it every time so that they start working. Fortunately, the protection mechanism can be turned off so that the notification no longer appears on the screen. However, keep in mind that this puts you at risk.
- Open the Settings app.
- Go to the "Face ID and password code" (or "Touch ID and password code").
- Scroll down to the “USB Accessories” option and turn on the option so that the switch turns green.
Now you will not see the notice everytime when connect an accessory to the device. Because of this small security measure, your iPhone could not charge from some computers and devices, but now everything should be fine.
Why do you need protection from USBaccessories?
Protection against USB-accessories on the iPhone and iPad appeared relatively recently and it is designed to protect devices from unauthorized access through accessories and various devices.
A great example of a device that protects againstthe function is GrayKey, which is used by the authorities to crack a locked iPhone and iPad. And if the “good guys” have such a device, then sooner or later it will appear in the “bad guys” who can use it for hacking.
Leaving the option or not - you decide, however, disabling the protection mechanism, you put yourself at risk. In any case, you can always change your decision in the settings.
This feature is enabled by default on all iPhones and iPads with iOS 12 and newer, and was first introduced in iOS 11.4.1. In earlier versions of the system there is no such function.