

Restoring will get settings back to the factory state which will fix problems, alongside with it your essential information like saved passwords and bookmarks won’t be affected. I can restore my Firefox back to the way I have it now in about 5 minutes from a. yeah, I could do that, but in all honestly, I dont have anything important enough to be bothered backing up for.

Restoring the browser may help in cases when it was infected by malware and now you constantly see ads and suffer redirections. Discussion in General Software and Applications started by Stupendous Man. In the profile manager, choose the default profile, and click on Delete Profile. Hit the Windows + R keys to open the Run prompt, type in firefox.exe -p and press Enter. If one of these changes causes troubles, if you’ve done nothing but experience a strange browser behavior, you may need to reset Mozilla Firefox. Completely Reset Firefox to Default using Profile Manager. Inspect a specific cert by appending -n "NICKNAME" to the end of the certutil command (make sure to include the full nickname in quotes to protect against shell word-expansion) certutil -L -d ~/.mozilla/firefox/*.default/ -n ""Ĭertutil -L -d ~/.mozilla/firefox/*.default/ -n "Fake Untrustable CA"ĭelete a specific cert by changing -L to -D certutil -D -d ~/.mozilla/firefox/*.default/ -n ""Ĭertutil -D -d ~/.mozilla/firefox/*.Almost all browsers present their users the abilities to adjust settings through and through from visual theme changing to security restrictions modifications. In Troubleshooting Information window, press Reset Firefox button to reset Firefox. See the certutil man page (search for -t trustargs) for details on what the flags mean From Firefox menu, go to Help > Troubleshooting Information. Click Refresh Firefox at the top right corner on the Troubleshooting Information page. Choose Troubleshooting Information from the Help menu. If your Mozilla Firefox Web browser suddenly has an unwanted toolbar, its home page has changed without your permission or your search results appear in a se. This means the cert is useless without a proper chain of trust up to a trusted CA the cert only exists in the db because Firefox cached itĪny certs with characters in the trust column warrant inspection Click Help near the bottom of the screen. Most certs will have only two commas in the trust column js will be auto-generated by browser itself Thus in this way, all about:config settings are restored to default, without re-installing the browser. Note the Trust Attributes column in the output Backup and Restore Firefox Profiles OR How do I transfer my Firefox settings to a new computer 100 HD. It's fine to simply delete it rm ~/.mozilla/firefox/*.default/cert8.dbĪlternatively, inspect it first with the following command certutil -L -d ~/.mozilla/firefox/*.default/ Note that by default this database is empty

Modifications to system CA certs (e.g., trust changes) are stored here, as are cached CA certs and site-certs (to be used with the overrides file above) Reset/edit per-user NSS database at ~/.mozilla/firefox/*.default/ Therefore, it's fine to simply delete it rm ~/.mozilla/firefox/*.default/cert_override.txtĪlternatively, inspect it with the following command awk '/^/ ' ~/.mozilla/firefox/*.default/cert_override.txt Note that by default, this file doesn't exist or is empty This is where site-specific exceptions are stored Reset/edit per-user overrides file at ~/.mozilla/firefox/*.default/cert_override.txt This is necessary because changes made on the command-line can be reverted when firefox shuts down
