Category: Usability

Making OS X more usable for seniors

In helping my father set up his new iMac, I found it necessary to modify many settings to make it easier for him to use the computer.

Although he has a strong interest in digital photography, and an active email communication with his friends, he’s always found computers to be a challenge. After years of struggling with a Windows-based laptop, he finally purchased an iMac, and it was quite a revelation. Tasks he had always wanted to be able to do now became possible. However, the OS X interface still needed adjustments to make it comfortable for him to use.

As we grow older, we become farsighted, motor coordination diminishes, and it is more difficult to learn completely new concepts. If you have never used a computer before, the metaphors we take for granted will make no sense. Icons, folders, desktops, windows all seem like byzantine concepts with no relation to the task at hand , and the entire language associated with them must be learned from scratch.

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Scroll wheel changes selection in drop-down menus

In some of the Questionmark quizzes I’ve made there are “selection” questions, which are simply pull down menus with several possible answers to a question. I started getting emails from scroll wheel users complaining that Questionmark was changing their answers.

It turned out users would make a selection, then immediately start scrolling the wheel without deselecting the menu, so the scroll wheel would scroll within the menu. I didn’t want to disable the scroll wheel or something like that, so I looked for a way to jump the cursor out of the menu when something is selected.

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