How to Zoom In on Windows 10 Using the Magnifier
If you find it hard to see something, use the Windows 10 magnifier to zoom in your screen and make the screen easier to see. Magnifier can run in full screen, in a separate window (Docked view), or as a lens (Rectangle are that follows your cursor around the screen).
To open the Magnifier, Go to Start menu > Windows Ease of Access > Magnifier. Or use the keyboard combination, Windows key and Plus Key (+).
The magnifier tool offers three different views: Full screen, Lens and Docked.
Full screen - Entire screen will be zoomed in.
Lens - A rectangle will appear around the cursor, only the rectangle area will zoom in. As you move your mouse cursor around the screen, the lens area will follow you.
Docked - A separate window will appear at the top of your windows desktop. When hover your mouse over, zoom in version will appear at the top of the screen.
With magnifier is active, you can press the Windows Logo Key+Plus key (+) to zoom in and Windows Logo Key+Minus key (-) to zoom out.
Shortcuts also available to change the view: Full Screen (Ctrl+Alt+F), Lens (Ctrl+Alt+L), Docked (Ctrl+Alt+D).
Press the Windows + Esc key on your keyboard to turn off magnifier.