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.
1. Delete the app from your iPhone. 2. Connect your iPhone to the computer and open iTunes. 3. Do not update your apps in iTunes. Back up and sync your iPhone using iTunes. 4. When the sync is complete, click your iPhone in the left iTunes menu under DEVICES.Click the Apps tab at the top of the iTunes window.Find the app you wish to downgrade under Sync Apps.onnect your iPhone to the computer and open iTunes. 3. Do not update your apps in iTunes. Back up and sync your iPhone using iTunes. 4. When the sync is complete, click your iPhone in the left iTunes menu under DEVICES. Click the Apps tab at the top of the iTunes window.