When running a Selenium test, this will use the Firefox profile folder you were using when writing the test.
This might be useful when specific browser configurations are needed. Namely security certificate settings and web proxy configurations.
Obviously, this is only valid for tests with Firefox running on the same machine.
For a more detailed description of what information is stored in the profile see:
https://support.mozilla.org/en-US/kb/profiles-where-firefox-stores-user-data#w_what-information-is-stored-in-my-profile
When running a Selenium test, this will use the Firefox profile folder you were using when writing the test. This might be useful when specific browser configurations are needed. Namely security certificate settings and web proxy configurations. Obviously, this is only valid for tests with Firefox running on the same machine. For a more detailed description of what information is stored in the profile see: https://support.mozilla.org/en-US/kb/profiles-where-firefox-stores-user-data#w_what-information-is-stored-in-my-profile