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100% disk usage

“Illustration of a laptop showing high CPU and disk usage caused by Microsoft Compatibility Telemetry (CompatTelRunner.exe), with cloud, graph, and data icons in the background to represent system data collection and diagnostics.”

2025-11-03

Is “Microsoft Compatibility Telemetry” Slowing Down Your PC?

A Beginner-Friendly Guide to Checking It Safely (Windows 11/10) Introduction If your PC feels sluggish right after startup—fa […]