

Support injecting scriptlet in MAIN or ISOLATED world.Add support to remove attributes in xml-prune scriptlet.Find PDF in the list and change it to the desired value.In the General panel, go down to the Applications section.Alternatively, enter about:preferences in the address bar. Click the hamburger menu button and choose “Preferences”.Here is how to disable the built-in PDF viewer or use the system viewer: The built-in PDF viewer in Firefox has progressed continuously since its introduction in 2013, but I still prefer using the distribution’s document viewer (Evince/Xreader/…). Disable the built-in PDF reader in Firefox mousewheel.system_scroll_override_on_root_Ģ.There are a few more variables which influence the vertical scrolling speed and can be changed safely, for example: The acceleration computations create a constant acceleration effect, but this value can control the level of acceleration.

: The multiplicative factor used to determine the rate of acceleration.Suggested values: 2 (accelerations kicks in really fast) to 5.

This value determines whether or not acceleration computations are applied to a given scroll event. : The mouse wheel “click” number at which acceleration begins to take effect.
