I do not think you can manually change fan speed on this Dell model. Its BIOS does not have such option. you may disable some advanced cpu performance feature in bios and attempt to decrease cpu fan speed indirectly. that may be some leverage over cpu fan.
Multi Core Support
Enable multiple cores.
Default: Enabled.
Intel SpeedStep
Enable or disable Intel Speedstep Technology.
Default: Enabled.
NOTE: If enabled, the processor clock speed and core voltage are adjusted dynamically based on the processor load.
C-States Control
Enable or disable additional processor sleep states.
Default: Enabled.
Intel TurboBoost
Enable or disable Intel TurboBoost mode of the processor.
Default: Enabled.
HyperThread control
Enable or disable HyperThreading in the processor.
redxps630
7 Technologist
7 Technologist
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10.9K Posts
0
October 30th, 2021 05:00
I do not think you can manually change fan speed on this Dell model. Its BIOS does not have such option. you may disable some advanced cpu performance feature in bios and attempt to decrease cpu fan speed indirectly. that may be some leverage over cpu fan.
Default: Enabled.
Default: Enabled.
Default: Enabled.
Default: Enabled.
Default: Enabled.
Inspiron 3881 Service Manual | Dell US
hooman
6 Posts
0
November 29th, 2021 04:00
so if i use any software that changes fan speed it wont work?