Fan running loudly

Inspect CPU usage and airflow before cleaning accessible vents with power off.

How to troubleshoot

1. Check whether the issue affects one device or several, and note when it started.
2. Inspect CPU usage and airflow before cleaning accessible vents with power off.
3. If hardware is failing or data is at risk, stop and request professional assistance.

When to get professional assistance

If these steps do not resolve the issue, or you suspect failing hardware, data loss, a security incident, or a production-system problem, consider qualified technical support. Back up important data where possible and obtain authorization before changing business systems.

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