Reset Mojave Safari user-agent to default
How do yo reset the Mojave Safari User-Agent to defaults on Mojave.
On Sierra, you could use the command below, but this does not work on Mojave
defaults delete com.apple.Safari CustomUserAgent
For background, on Sierra .. I had set my default user agent to "Firefox" by the commands below.
defaults write com.apple.Safari CustomUserAgent "\"Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en) ........