Windows logo key + start typing β this will begin searching your computer for files, documents and programs based on what you are typing.
Windows logo key β― + βUβ β Open the Accessiblity settings
Windows logo key + plus (+) or minus (-) β Zoom in or out using Magnifer
Windows logo key β― + Esc β Exit Magnifier
Windows logo key + Enter β Open Narrator
Windows logo key + Ctrl + O β Open on-screen keyboard
Left Alt + Left Shift + Print screen β Turn High Contrast on or off
Hold Right Shift for eight seconds β Turn Filter Keys on or off
Tap Shift five times β Turn Sticky Keys on or off
Windows logo key + Ctrl + C β Turn color filters on or off
Windows logo key + H β Open voice typing
For a full list of shortcuts see Microsoft Support:
https://support.microsoft.com/en-gb/help/12445/windows-keyboard-shortcuts