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Mozilla Firefox 90 Is Now Available for Download, Removes Built-In FTP Support
Mozilla Firefox 90 is now available to Linux users for download, removing built-in FTP (File Transfer Protocol) support, and introducing support for Fetch Metadata Request Headers, a security feature that lets web apps protect themselves and you against various cross-origin threats, such as cross-site request forgery (CSRF), cross-site leaks (XS-Leaks), or speculative cross-site execution side channel (Spectre) attacks.
The biggest change in the Mozilla Firefox 90 release is the deprecation of FTP (File Transfer Protocol) support. Firefox follows on the footsteps of Google Chrome/Chromium, and other web browsers, to no longer allow access to
Mozilla started deprecating FTP support since Firefox 88, but users where able to re-enable the feature by setting the
network.ftp.enabled option from
true in about:config. But starting with the Firefox 90 release, all FTP code is now gone forever and can’t be re-enabled, which means that you’ll have to use a special app to access your FTP sites.