Just Turned On Your HP Laptop and Immediately Gets a System Fan Error (90B)? Here's the Easy Solu...

Опубликовано: 24 Июль 2026
на канале: NDCREASI | Edi Hermanto
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In this video, I'll discuss how to fix the SYSTEM FAN ERROR message on an HP laptop, which often appears when the laptop is turned on. This problem is usually indicated by messages like "THE SYSTEM HAS DETECTED THAT A COOLING FAN IS NOT OPERATING CORRECTLY" and "System Fan (90B) Error," or the laptop won't boot into Windows.

I'll explain the causes of the System Fan error and several ways to fix it, from simple checks to solutions you can do yourself without having to go directly to a service center.

📌 What will be discussed in this video:

Causes of the System Fan Error message on an HP laptop

How to fix a System Fan (90B) Error

Tips to keep your laptop fan running smoothly and prevent damage

Do-it-yourself checks

This problem usually occurs due to a dirty fan, a damaged fan, or a malfunctioning cooling system. By following the steps in this video, hopefully your laptop will return to normal.

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