Since FireFox continuously updated after 30, FireBug always has been installed on, but it is not willing to install an old version of FireFox, today inadvertently found a way to finally FireBug loaded up, put the middle of the process tidy, He sent out, how we want to help.
1. Baidu firebug 2.0.7 download
2. When the download unpack a compressed packet xpi
3. Open the Add-ons Manager Firefox browser, and select the gear button in the upper right corner, choose to install additional components from the file
4. Select the unzipped file to get on it
