Measuring Usability
Quantitative Usability, Statistics & Six Sigma by Jeff Sauro

Over Messaging the User Experience

Jeff Sauro • July 4, 2012

Alert: Are you sure you want to proceed?

In his seminal book, The Humane Interface, the late Jef Raskin, one of the original Apple Designers, described inefficient interfaces as those that required user input but provided nothing in return. 

He provided as an example a Mac dialogue box from over 12 years ago (shown below) which had an efficiency rating of 0 (effort in and nothing out).



While the look of our interfaces has changed over the years, the seeming constant demand to respond to dialogue boxes and information alerts hasn't. 

Here is a message I receive quite a bit while reading emails in Outlook that also achieves Raskin's dubious efficiency rating of 0:



A dialogue box can still provide a choice but be both burdensome and inefficient. Also in Outlook is the follow message I receive when I've turned on images to read an email but close the message:



Like a game of whack-a-mole, when I go to close Outlook I'm often dismissing 3 to 5 of these.

Here are the three screens I received when saving a Photoshop file as a PDF.



Alert Apathy

There are certain things that we need to be alerted to and take action (many of which seem to stem from legal or security reasons).  But the problem is, with so much demand for our attention, we start to become numb to the messages.  The length and abundance of these messages create a certain alert apathy.

These pesky queries are now ubiquitous and show up not just on our desktop computer but in our mobile phones, TV's, DVDs, DVRs and cars.

Like the boy who cried wolf, after a while we stop paying attention to what they say and when we really need to understand them the most, we're least receptive.

The message below came up a few minutes into a DVD we were watching. We received an alert (with no way to dismiss) to upgrade our software.



And then while watching Netflix we got this one:



And on DirecTV…during the US Open.



This is probably one of the worst ones. Not sure how important it is to have my guide data updated at least every hour. This message might as well say: "Alert: We are blocking your picture so you have to find the remote and dismiss it."

Here's an alert that now pops up on occasion in our car telling us the SOS calling feature isn't working. Want to talk about distracted driving?  Having to find the right key sequence to dismiss this message to see the more relevant information is both tricky and ironic.



There are ways of alerting users without completing annoying them. Raskin recommended a transparent error message that didn't require input and didn't obfuscate the screen. There's also the "Don't show again" dialogue box option as seen in the Photoshop example above. Of course, if you never see it again, it's like the boy who never cried wolf—same result.

It seems that whenever I give a presentation, one of these dialogue boxes pops up. At the UxPA conference last month I was blessed with TWO messages in 15 minutes (much to the amusement of the audience). One telling me my files were backed up and another from Apple telling me I need to upgrade (all on top of a power-point presentation).

 


While there certainly can be friendlier ways of alerting users, it's less about how the message is displayed but the fact that it is displayed. In the end it's finding ways of having fewer messages, with less content, less often. And when in doubt, a bit of testing with users will go a long way toward identifying when you need to alert us and force us to acknowledge those alerts.


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Posted Comments

There are 3 Comments

January 3, 2013 | Austin Brown wrote:

I'd really like to be able to read the dialog boxes a little better to get the gist of what they're saying, as I rarely save PSDs to PDFs and avoid Outlook like the plague. I'm not privy to exactly HOW useless these are. Perhaps some bigger images, or a little blurb that explains to readers how silly these dialog boxes are.  


July 14, 2012 | Patrick wrote:

These are some great examples of poorly designed or unnecessary alerts, but how about sharing some good examples of conveying important (but not alert-worthy) information 


July 13, 2012 | Pete Yagmin wrote:

The Xbox 360 is equally as bad as your experience with the DVD software upgrade notification. When a system update is available, you are forced to either install it right then or be logged out. If you do install it, you're logged out anyway.

Microsoft of all people should have thought to allow you to download updates when the system is idle or at least schedule it. Notifications that can't be dismissed or that interrupt you at the beginning of or during your experience is makes for a poor UX.

 


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About Jeff Sauro

Jeff Sauro is the founding principal of Measuring Usability LLC, a company providing statistics and usability consulting to Fortune 1000 companies.
He is the author of over 15 journal articles and 4 books on statistics and the user-experience.
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Quantifying the User Experience: Practical Statistics for User ResearchQuantifying the User Experience: Practical Statistics for User Research

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Excel & R Companion to Quantifying the User ExperienceExcel & R Companion to Quantifying the User Experience

Detailed Steps to Solve over 100 Examples and Exercises in the Excel Calculator and R

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A Practical Guide to the System Usability ScaleA Practical Guide to the System Usability Scale

Background, Benchmarks & Best Practices for the most popular usability questionnaire

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A Practical Guide to Measuring UsabilityA Practical Guide to Measuring Usability

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