Stop Firefox scrolling through history

If you use a trackpad on a laptop, you may find that Firefox scrolls back and forward through history as you move the mouse pointer over its window.

Solution

This behavior can be prevented in the Firefox configuration.

• Enter about:config into the address bar and press Enter.
  
• Search for mousewheel.horizscroll.withnokey.action.
  
• Double-click this item and set its value to 0.
  
• Search for mousewheel.horizscroll.withnokey.sysnumlines.
  
• Double-click it to change the value from false to true.

Applies to

• Mozilla Firefox 

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