Download page Advanced.
Menu path: Sessions > Browser > Browser Global > Advanced
In this area, you can change various settings as well as add or change custom configuration parameters.
You can change the following settings:
Use old search bar
☑ The logo of the search engine currently set will be shown in the search window.
☐ The search engine currently set will not be shown in the search window, and search suggestions will be shown in the drop-down menu. (default)
Caret browsing on browser start
☑ Caret browsing is enabled when the browser starts. If caret browsing is enabled, you can navigate with the keyboard in websites without using the mouse. With the insertion mark, you can copy text to the clipboard.
☐ Caret browsing is not enabled when the browser starts. (default)
Find as you type
☑ Search suggestions that match the characters typed will be shown while you type.
☐ No search suggestions will be shown while you type. (default)
Warn me when websites try to redirect or reload the page
☑ A message window will be shown as soon as a website tries to get the browser to load another website or reload the current page.
☐ No message window will be shown if a website tries to load another website or reload the current page. (default)
Check my spelling as I type
- "Off": Your spelling will not be checked while you type.
- "On for text fields": Your spelling will be checked if you are typing in text fields with multiple lines. (default)
- "On for text fields and lines": Your spelling will be checked if you are typing in text fields with one line or multiple lines.
☑ You can launch automatic page scrolling by clicking on the middle mouse button to place a scroll symbol in the text and then positioning the mouse pointer above or below the anchor.
☐ Autoscrolling is disabled. (default)
Use smooth scrolling
☑ You can browse through a page using the [Page Up/Down] keys smoothly as with scrolling.
☐ When you press the [Page Up/Down] keys, the display will jump immediately. (default)
Disable GStreamer in Browser
☑ GStreamer will not be used to play back videos. This may be a good idea if you experience problems when playing back videos.
☐ GStreamer will be used to play back videos.
Disable OpenGL acceleration
☑ Hardware acceleration with OpenGL will not be used. This may be a good idea if you experience problems with OpenGL applications.
To add a custom preference, proceed as follows:
about:config. To do this, the Browser Sessions > [Session Name] > Window Settings > Hide Browser Configuration Page option must be disabled.
In this area, you can add custom preferences.
Click to get to the Add dialogue.
In the Add dialogue, you can define the following settings:
Active: Defines whether the preference is active.
☑ The preference is active. (Default)
☐ The preference is not active.
Mode: The mode of the preference.
- "pref": You can change the value in the browser via
about:config. When the browser restarts, this change will be lost and the value set here will be used.
- "defaultPref": You can change the value in the browser via
about:config. When the browser restarts, this change will remain.
- "lockPref": You cannot change the value in the browser via
- "clearPref": You cannot change the value in the browser via
about:configand the value will not be shown via
Custom preference: The name of the custom preference. Example:
Type: The type of the custom preference.
- "String": The value is a string of characters.
- "Integer": The value is a whole number.
- "Boolean": The value is a Boolean value, i.e.
Value: The value of the custom preference. The possible entries depend on the Type selected.
The custom preference will take effect the next time that the browser is launched.
You will find information regarding custom preferences in Firefox in the MozillaZine Knowledge Base under Firefox About:config entries.