Hi Bowtie. I'm Greg, an installation specialist and 9 year Windows MVP, here to help you.
There's a way to use keyboard shortcuts in Ease of Access Center to control mouse functions. See here: http://www.bbc.co.uk/accessibility/guides/keybo...
https://www.wikihow.com/Use-a-Keyboard-to-Click...
I hope this helps. Feel free to ask back any questions and let us know how it goes. I will keep working with you until it's resolved.
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