Chromebook Accessibility
To find out more about how to access and turn on accessibility features visit:
Chromebook Help: Turn on Accessibility Features
Magnify Your Screen
Magnify Your Screen
Full Screen & Docked Magnifier
https://support.google.com/chromebook/answer/6320705
Magnifier Keyboard Shortcuts
To make the page bigger: Press Ctrl and Plus .
To make the page smaller: Press Ctrl and Minus .
Reset zoom: Press Ctrl + 0.