How to Zoom In or Zoom Out in Mozilla Firefox Browser on Windows 10?
Step 1: Open Firefox web browser.
Step 2: Click on Menu icon at the top right of Firefox.
Step 3: To 'Zoom In' click on '+' button.
Step 4: To 'Zoom Out' click on '-' button.
Also, you can use 'Ctrl + +' button on your keyboard to Zoom In.
and 'Ctrl + -' button on keyboard to Zoom Out.
It's done.
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