If you prefer to use a classic font like Arial instead of the system font or if you experience some problems with the system font in Matomo (Piwik) 3 install this theme.

  • Theme

How do I activate this theme?

Once you have installed and activated this plugin, go to "Administration => Plugins => Themes" and there you can activate it.

Will all users of my Matomo (Piwik) installation use this theme once activated?

Yes, in Matomo an activated theme always applies to all users.