![HP EliteBook, ProBook and mt40 Mobile Thin Client PCs - Intermittent Cooling Fan Error During POST | HP® Customer Support HP EliteBook, ProBook and mt40 Mobile Thin Client PCs - Intermittent Cooling Fan Error During POST | HP® Customer Support](https://support.hp.com/doc-images/927/c04040265.jpg)
HP EliteBook, ProBook and mt40 Mobile Thin Client PCs - Intermittent Cooling Fan Error During POST | HP® Customer Support
![Why is my HP laptop showing "System Fan (90B)" error even after cleaning the fan with compressed air? - Super User Why is my HP laptop showing "System Fan (90B)" error even after cleaning the fan with compressed air? - Super User](https://i.stack.imgur.com/1kkP2.jpg)
Why is my HP laptop showing "System Fan (90B)" error even after cleaning the fan with compressed air? - Super User
![FIXED - The system has detected that a cooling fan is not operating correctly || System Fan (90B) - YouTube FIXED - The system has detected that a cooling fan is not operating correctly || System Fan (90B) - YouTube](https://i.ytimg.com/vi/H03gzUTJqwg/maxresdefault.jpg)
FIXED - The system has detected that a cooling fan is not operating correctly || System Fan (90B) - YouTube
![Hello,anyone else had this type of error message of his HP omen (or any other) laptop? besides louder fan noise my laptop started freezing without blue screen or strange sound.Completely freezes and Hello,anyone else had this type of error message of his HP omen (or any other) laptop? besides louder fan noise my laptop started freezing without blue screen or strange sound.Completely freezes and](https://preview.redd.it/80kf911ul6l61.jpg?auto=webp&s=58875c88c237ca2b4272afbd7115b2e3da1a34b2)
Hello,anyone else had this type of error message of his HP omen (or any other) laptop? besides louder fan noise my laptop started freezing without blue screen or strange sound.Completely freezes and
![HP System Fan 90B Error Fix😎 |The system has detected that a cooling fan not working properly - YouTube HP System Fan 90B Error Fix😎 |The system has detected that a cooling fan not working properly - YouTube](https://i.ytimg.com/vi/vx2Fi90Z-3M/maxresdefault.jpg)