Forward, backword arrows do not function
The backward, forward buttons are not illuminated and do not function.
The backward, forward buttons are not illuminated and do not function.
Opaite Mbohovái (1)
First make sure that Firefox has been set to remember history, for details on the settings to check see the Settings for privacy, browsing history and do-not-track article.
If Firefox is set to remember history, there may be a problem with the file that stores history, for details on fixing that see http://kb.mozillazine.org/Locked_or_damaged_places.sqlite