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perfmon /rel
About this tag
The perfmon /rel command launches Windows Reliability Monitor, a built-in tool that provides a day-by-day stability timeline. It helps users identify system slowdowns, crashes, failed updates, and driver faults by displaying a Stability Index score over time. This tag covers discussions on using Reliability Monitor to diagnose stability drops and troubleshoot Windows performance issues.
A built-in Windows tool that many users overlook can reveal slowdowns far more clearly than Task Manager ever will. Reliability Monitor surfaces a day-by-day stability timeline that makes crashes, failed updates, and repeated driver faults easier to spot, and Microsoft documents that it launches...