The PC is not supported for Windows 10, however this doesn't mean it can't run it as long as you carefully follow the steps in Clean Install Windows 10 Upgrade which has zero complaints from tens of thousands of users.

The manufacturer’s driver package will replace the Precision Touchpad drivers you installed with the original manufacturer drivers. Or, if you took the step of creating a System Restore point, you can restore to that point. Alps alps touchpad driver for mac In such case, Dell may suspend, terminate, withdraw, or discontinue all or part of the Software or your access to the Software upon receipt of a subpoena or law-enforcement request, or when Dell believes, in its sole discretion, that you have breached any term of this Agreement or are involved in any fraudulent.

Alps alps touchpad driver for mac In such case, Dell may suspend, terminate, withdraw, or discontinue all or part of the Software or your access to the Software upon receipt of a subpoena or law-enforcement request, or when Dell believes, in its sole discretion, that you have breached any term of this Agreement or are involved in any fraudulent.

What touchpad driver did Windows Update deliver? Which one is installed now?

Compare it to the touchpad driver posted for WIndows 8 on Product Support | Dell US.

Many touchpads with software packages add a tab to the Control Panel>Mouse which has a checkbox to disable the touchpad when a USB mouse is detected. I would see if you have that and select it to test it.

What tells you the touchpad itself is causing the hangs?

Go over the Windows 10 Install Integrity Checklist to make sure it's set up correctly, optimized for best performance, and any needed repairs are done.

I believe the windows update was not supplying a driver for the mouse or the one it was trying to supply was for windows 7, after installing the driver for windows 8 I was able to get the touchpad software to run,

the touch pad software by default dose not disable the mouse pad when an external mouse is plugged in

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and what tells me the touch pad is hanging or just is no longer available is when it no longer responds to my fingers going across the pad or clicking the mouse buttons but the little icon in the task tray will say that my fingers are still on the touch pad, then I have to plug in the external mouse and open the touch pad GUI and try to disable/enable the touch pad manually until it starts responding again, sometimes the GUI will not respond or open, then I restart my computer and the dell touch pad icon dose not come up in the task tray witch tells me windows is not starting the software upon start up like it normally should and then I have to uninstall and reinstall the driver to get it running, now that I have installed the driver for windows 8 hopefully this will cease to happen

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as for my pc not being supported for windows 10, well windows lied to me and said that it was hence why I got the free update, if I had known that it wasn't compatible I would have happily stayed with windows7