This issue applies to Mac devices only.
After you download and install Firefox on your Mac you may see the error message, "Firefox.app" can't be opened because the identity of the developer cannot be confirmed when you try to open it.
Apple has made a security change to Mac OS X 10.9.5 which may cause this error and block you from using Firefox. Here are some steps you can take if this happens:
Option 1 - RecommendedSee OS X Mavericks: Open an app from an unidentified developer for more information.
Option 2 - Open Firefox through the System PreferencesRetroSearch is an open source project built by @garambo | Open a GitHub Issue
Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo
HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.3