We have a new guide available that helps troubleshoot the software update management process in Microsoft System Center Configuration Manager, including client software update scanning, synchronization issues, as well as detection problems with specific updates. The information in the guide applies to System Center 2012 Configuration Manager (ConfigMgr 2012), System Center 2012 R2 Configuration Manager (ConfigMgr 2012 R2) and all versions of Configuration Manager in the current branch (e.g. Configuration Manager 1511 and Configuration Manager 1602). It’s designed for IT professionals who need to understand, diagnose and troubleshoot the Software Update Management process and covers all aspects from beginning to end. You can find the troubleshooter here:
Software Update Management Troubleshooting in Configuration Manager
J.C. Hornbeck, Solution Asset PM
Microsoft Enterprise Cloud Group