Improve security warning when downloading a file
A Tor friend shared this feedback:
When users are downloading a file, Tor Browser will display this message:
Tor Browser cannot display this file. You will need to open it with another application.
Some types of files can cause applications to connect to the Internet without using Tor.
To be safe, you should only open downloaded files while offline, or use a Tor Live CD such as Tails
We could iterate with users and improve this message. For example, it is also best to have the title of the dialog be something like "