For iPhones, if your screen is locked, or if you haven’t tapped "Trust This Computer," the connection is blocked for security reasons. Recoverit cannot bypass this security feature.
If any link in this chain breaks—cable, port, driver, or phone setting—Recoverit will fail to detect your phone. wondershare recoverit not detecting phone
If you are using an Android device and , the most likely reason is that "USB Debugging" is turned off. For iPhones, if your screen is locked, or