
UNSOLVED
Green light off
I am not sure which subject this comes under but here goes. I got a Del inspiron 7720 that came loaded with windows 8. I replaced the hard drive last year with a solid state and installed windows and then before the free upgrade to windows 10 stopped I put windows 10 on it.
The green led light was working for months to tell me to hit the FN+F3 key to turn off the touch pad.
Yesterday I noticed that no longer works.
Nothing I tried has got the green light back on so I can use this function .
No errors in device manager.
I ran the hardware thing when booting by hitting the f12 key but it said no problems found.
Any idea on why this green led light went off ? and I am no longer able to turn the touch pad off and on. I would like to just disable it as I never use it but I see no way in system BIOS to do that. Any tip appreciated. Tom
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So far not any of these posts have helped. I tried them all but one problem is I cannot restore past the 25th of Dec and it was not working on the 24th so no help on system restore. I appreciate all the help but have not resolved yet. Maybe something will come up. Tom
If you left click on the ">" symbol at the right end of your taskbar to show hidden taskbar icons, you should see an icon for the touchpad. Right click the touchpad icon and select "Touchpad Properties" to open the touchpad properties screen. You can turn the touchpad on and off there. If you do not have a touchpad icon you might have a missing or corrupt touchpad driver. Go to support.dell.com, enter your service tag and run Dell System Detect to examine your computer for missing system drivers.

LSUFAN51
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Posted January 4th, 2017 09:00
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I'd suggest you power off system, and then disconnect all peripherals - printer, flash drive, external drive, etc...). Remove AC adapter, battery, and then press "Power On' button for 15 seconds to release Status Flea Power. Replace battery, adapter, and power on system. Hopefully touch pad's enable/disable button is fix now.