Having defined a test program model, the test team constructs a test architecture, which depicts the structure of the test program and defines the way that test procedures will be organized in support of the test effort.
To verify this problem, just connect your iPhone to a different USB port on the computer. Try installing/reinstalling latest version of iTunes. Install the latest version of iTunes (v12.2.1.16) for Windows 10 on your computer.
On iTunes in Windows, hold down the Shift key and click the Restore option. Next, select your iPhone's IPSW file and follow the prompts. Those of you on OS X, hold down Alt key and click the Restore option in iTunes. Next, select your iPhone's IPSW file and follow the prompts. Wait for the IPSW to unload on your iPhone.You may need to disable Find my iPhone first, found in your iCloud settings. Once your iPhone has been restored to iOS 8, your iPhone will be wiped clean. All you have to do now is restore the backup from iTunes.ext, select your iPhone's IPSW file and follow the prompts. Wait for the IPSW to unload on your iPhone. You may need to disable Find my iPhone first, found in your iCloud settings. Once your iPhone has been restored to iOS 8, your iPhone will be wiped clean.