Reopen a closed tab
CTRL + SHFT + T
Oldies but goodies!
Ctrl + A will Select ALL.
Ctrl + C will copy the selection.
Ctrl + V will Paste the selection.
Ctrl + Z is undo.
Ctrl + Y is redo.
All Caps
Alt+ Search
File Manager
Ctrl+O
Screen Capture
Full Screen
Partial Screen
Project Chromebook on Pull Down Screen
(ATTACH CABLE) ; then, CTRL + mirror key
Zoom
Zoom in Ctrl +
Zoom out Ctrl -