:: Re: [DNG] Synaptics Touchpad Fn+F9
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Author: dng@d404.nl
To: dng
Subject: Re: [DNG] Synaptics Touchpad Fn+F9
On 05-02-2021 12:12, Florian Zieboll via Dng wrote:
> Am 4. Februar 2021 20:13:49 MEZ schrieb g4sra <g4sra@???>:
>> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
>> On Thursday, February 4, 2021 6:59 PM, Florian Zieboll via Dng <dng@???> wrote:
>> Thanks for the reply Florian
>>> Am 4. Februar 2021 18:15:06 MEZ schrieb g4sra via Dng dng@???:
>>>> Does anyone know how to re-enable a Synaptics Touchpad in Linux after it has been turned off in Windows using Fn+F9 ?
>>> If this key combo really changed something "in hardware", i assume that a "hard reset" of the notebook(?!) should solve the issue...
>>> Usually, this is accomplished by removing all power sources and periphery, and then holding down the power button for 15-20 seconds. The idea is to remove any stored electricity (from ac adapter, battery, capacitors) to clear all non-persistent storage.
>> That is what googling said too, unfortunately it didn't work.
>>> Your devices miles may vary, the manual should mention it.
>> The manual is not much use at all, being digital it won't even serve purpose in the WC.
>>> libre grüße,
>>> Florian
>> By first installing Windows 7 and then the Synaptic drivers on an old HDD I was able to restore touchpad functionality with the Fn+F9 switching. This is a programmable multi-gesture touchpad which I guess may have flash memory.
>> There has got to be a better way....
> Hallo g4sra,
> as you replied off-list and I don't know of any better way, I bring the issue back to the list: Perhaps someone has a hint on resetting the device, if you'd reveal its make and model?
> Another idea out of thin air: Did you remove the CMOS battery - or does the notebook provide a button (or pins) to reset the bios password?
> libre Grüße,
> Florian

It depends how it is governed in Windows but you could try to load a WIN
PE iso and press  Fn+F9.