Many friends will use the Firefox browser application, and I believe everyone will use the scroll wheel to scroll when browsing the web. So how to adjust the scroll wheel speed in Firefox? Today I will introduce to you how to adjust the scroll wheel speed in Firefox.

Open Firefox, enter about:config in the address bar, and press Enter;

Click the "I promise to be careful" button in the pop-up window;

Enter mousewheel.withnokey.sysnumlines in the search box, then double-click the key and set its value to False.

Finally, enter mousewheel.withnokey.numlines in the search box, double-click the item, and then set the value according to your own habits. The value here represents the number of lines scrolled each time the pulley is rolled. For example, when the value is 10, we scroll once for 10 rows. You can set it yourself.

Come and learn the steps to adjust the scrolling speed of the scroll wheel in Firefox. It will definitely help everyone.