............please use the following methods, starting with Method A, to resolve the issue.
Method A: Verify Internet connectivity
Method B: Make sure that Windows Firewall is turned on, and temporarily disable third-party firewalls
Method C: Temporarily disable third-party antivirus software
Method D: Disable software accelerator programs
Method E: Add the Windows Update Web site and the Microsoft Update Web site to the Trusted Sites list
Method F: Make sure that you have the latest Background Intelligent Transfer Service (BITS) update installed