Designed for Use, 2nd Edition

What to Make Discoverable

Discoverability often involves a trade-off. Make one thing more discoverable, and it may detract from other things. So, you want to start by deciding which features to make more discoverable and (conversely) which parts of your product you can make less discoverable. Sometimes it’s even OK to hide a feature if you know that the people who require that feature will be able to find out how to use it.

For example, a lot of browsers ship with features used only by web developers. These features are turned off by default, but the target audience is assumed to be capable of finding out that the features exist and knowing how to activate them.

In Safari this involves opening the settings window, switching to the Advanced ...