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Firefox and Thunderbird: Beyond Browsing and Email by Peter D. Hipson

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Chapter 9. Changing Preferences and Settings

First introduced with Firebird version 0.6, the about: facility enables you to view various settings and change preferences. There are a total of seven options:

  • about:—. Displays an about screen listing Firefox’s version information, as well as other useful information.

  • about:buildconfig—. Displays information about the actual build of Firefox. This shows which compiler options were used, as well as the target platform.

  • about:cache—. Lists information about the memory and disk cache. All the ...

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