Troubleshooting Before you call McAfee support, read the information on the processes and tools that you can use to troubleshoot your Threat Prevention configuration. Tools for troubleshootingAs an Endpoint Security administrator, install and configure tools to help you troubleshoot and evaluate your system security and performance. Using the MER tool for troubleshooting The MER (Minimum Escalation Requirements) tool collects McAfee data from Threat Prevention and other McAfee products from your computer. Disable Threat Prevention for troubleshooting If a system problem occurs that could be related to Threat Prevention processes, systematically disable Threat Prevention functions until the problem stops occurring. Frequently asked questions Here are answers to frequently asked questions.