Each page features videos on how to use the software.
Freedom Scientific, the makers of Zoomtext, Fusion, and JAWS software
Premier Literacy Software
They also have a big selection of videos and step by step guides as PDF files for download
Nuance has its own YouTube channel with a number of tutorial videos on how to use Dragon
Inspiration Mind Mapping software has a few video tutorials on their website
Here is a good website with free computer skills tutorials on how to use Windows 10, older versions of Windows.
Bridges-Canada one of the biggest suppliers of Assistive Technology in Canada offers training
Here is a link to videos on YouTube that show how to use the various Ease of Access features built into Windows 10 to make it more accessible
Microsoft has a number of good sheets showing step by step how to use each of the Ease of Access Accessibility options built into Windows 10