The extent to which a product can be used by specified users to achieve specified goals with effectiveness, efficiency, and satisfaction in a specified context of use.

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20
votes
4answers
3k views

How many required fields are too many?

Is there a general number of fields where people will likely be turned off and not even fill things out? When does frustration begin to set in in a long form with a lot of required fields? I ...
20
votes
9answers
1k views

What's a good way to use text over a picture?

My dilemma is aptly shown in the picture below: How can I make the text more legible?
20
votes
6answers
828 views

Calendar recurrences on the last day of the month

I noticed a difference in how Google Calendar and Outlook handle recurring appointments, specifically ones that are on the end of the month. If you try to schedule an appointment on the 31st of every ...
20
votes
4answers
922 views

Are HTTP error codes user-friendly?

Why do we still have these HTTP error codes? For me it seems like they are completely useless for the user (not for all but most of them). It says nothing helpful (look at the screenshot above, it ...
19
votes
12answers
1k views

Why are child-resistant packages sometimes easier to open by kids than adults?

Based on discussions with friends and colleagues there seem to be difficulties opening child-resistant packages in general. There are even stories of parents letting their kids (supervised) open child ...
19
votes
3answers
5k views

What is the optimum button size of touch screen applications?

I read this blog post about the ideal button size of touch screen control sizes. It was based on the study form the MIT touch lab that gives some measures of the size and sensitivity of the finger. He ...
19
votes
8answers
707 views

Users don't read (or even see) things. How can I deliver important clues?

I am building a website. Some pages contain instructions (a few simple sentences, nothing intimidating) and have fairly standard controls (drop-downs etc). There's not a lot on any one page. The ...
19
votes
4answers
658 views

What's the best way to kill useless features?

I'm working on an web platform (SAAS) that's about six years old. Like a lot of new web services, it's evolving rapidly in response to client and user requests. In the short time that I've been here, ...
18
votes
7answers
6k views

Hamburger menu icons - should they be on the left or right?

Hamburger menus (the three small horizontal bars: the new menu icon). Should they be on the right or left? I'm only thinking of mobile and tablet applications. The pattern I see the most is on the ...
18
votes
12answers
5k views

Certified Usability Professional? [closed]

I've searched the web for a Usability certification, which is widely accepted by practitioners, employers and customers without any luck. Either they are company specific, or a part of a association ...
18
votes
2answers
667 views

Is a private messaging system really necessary?

I have a very old private messaging system that either needs to be redone or removed. It currently accounts for about 20% of the activity on the site. We already have a system in place for ...
18
votes
2answers
763 views

Is swiping up/down better than swiping left/right for changing months on a calendar?

I have created a custom View to display a Calendar in Android. The display is always 1 month. I'm using a swipe to the sides to switch months. Now I have seen some other Apps (including the installed ...
18
votes
4answers
361 views

Middle Eastern usability considerations

I have been given a task of researching usability of Middle Eastern websites so the considerations can help shape the functional specification and wire-frame diagrams. What is noticeable from the ...
17
votes
5answers
378 views

Can a page rating with feedback be more effective than a longer usability survey for identifying problem areas?

Our government website has thousands of informational pages, many online self-service task flows and 20+ content editors / stakeholder groups. In the past, periodic usability surveys have been ...
16
votes
7answers
1k views

Why are AC adapters (wall warts) designed to block adjacent AC outlets?

The AC adapters for a lot of equipment seem to be specifically designed to block the AC outlets around it (this is in the US). Is this a safety feature to minimize the power to that outlet or just ...
16
votes
5answers
1k views

Is it best to be exclusively a UX designer or Do development, products or UI as well?

I was wondering if it's good to be a UX enthusiast and also do other things such as development as noted in this article or is it best to work only on UX design?
16
votes
12answers
857 views

How can you change a poor design without alienating experienced users?

I work for a company that produces a large, 13-year-old web application. Lately, I've taken on the task of trying to get some kind of User Experience guidelines going for the system - something that ...
16
votes
4answers
778 views

Should users be directed to a 404 page or a landing page?

We have two pages. One is a landing page, given by the route /region. The other is a detail page for a particular region, given by the route /region/summary/{id}. The landing page is the normal way by ...
16
votes
4answers
4k views

What is the ROI of UI or UX design?

I was trying to find out if there have been studies on how much a bad UI or UX design affects sales on websites? I couldn't really find anything in my searches. Also, does anyone know about any ...
16
votes
5answers
3k views

Why do light switch buttons have up/down direction when it's really a toggle function?

If you do a quick image search on your favorite search engine on "light switch" you get a large number of images. Most of them have up and down direction, to represent state. Up for on in the US, and ...
16
votes
6answers
890 views

Is it acceptable to make a text field look like a write in line?

My designer would like to implement a text field that drops down on hover against a white background, and only have a bottom border to define the field. Also, the designer would like to see a flashing ...
16
votes
4answers
700 views

email field or username for logging in an application?

What is the best solution for an app : Email or username field? I like email because: it's unique user will easily remember it's personal (which can be a disadvantage sometimes; Multiple users on ...
16
votes
2answers
498 views

What are some best practices to follow when designing for users completely unfamiliar with computers?

In User Testing in the Wild: Joe’s First Computer Encounter, a researcher for Mozilla encounters a 60 year old man who has never used a computer and describes what it was like to have him use a ...
15
votes
5answers
1k views

Best way to show users that they can change colour

Just for a project I am making a note taking web app. I thought it would be a nice idea to let users add a colour to the note to 'categorise' it. The most logical space to put it would be in the input ...
15
votes
5answers
2k views

Do input box highlights improve user experience?

Modern operating systems and web browsers lightly highlight text input fields on mouseover: The highlight is so minimal it's easy to overlook. Other form elements (such as dropdowns) highlight more ...
15
votes
7answers
884 views

Is a book more user friendly than an e-book?

Lately I've had this thought that books were more user friendly than applications. Why do I say that? Because of these reasons: You can visibly see, at a given time where you are and how much you ...
15
votes
9answers
557 views

How to reference (and provide links to) online content in offline media?

Provided that print publications produced in-house and "physical" advertisements have to reference or "link" to online content, what is an accessible (in broader sense) and user-friendly way to do so? ...
15
votes
6answers
2k views

Why left-align a website?

Looking around the web, I've noticed quite a few sites (mainly sites that haven't had a major facelift for a couple of years) that have the entire site sitting to the left of the page. Examples: ...
15
votes
6answers
797 views
+100

How to define/classify messages and notifications in web applications

I have seen content from various style guides and UX guidelines about this, and was wondering if there is a much more simple system to create a consistent and easy to implement design for various ...
15
votes
4answers
941 views

What's the optimal seat arrangement for a self-driving car?

Take your average mid-sized sedan layout (though this is the view of an SUV, it should illustrate the idea for anyone who has never been in a car before.): You have a driver's seat and a ...
15
votes
6answers
526 views

Will a Paste button increase usability?

There comes cases where it's quite obvious that users are most likely to copy and paste a value into a given text-box. One of those cases is a URL fields. This made me thinking of adding a paste ...
14
votes
6answers
848 views

Is labelling a checkbox as mandatory redundant?

I've recently seen a system where an on/off checkbox is labelled as a mandatory field with an asterisk. To me, this seems redundant as it isn't mandatory to check the box, merely to have it either on ...
14
votes
5answers
1k views

How can I allow users to easily pair items from long lists?

I'm trying to create a friendly ui that will allow users with little or no computer experience to make pairs from two huge lists (around 2000 items each). Above each lists there will be a search field ...
14
votes
5answers
717 views

What is the most user-friendly way to show position of a user on a long leaderboard?

I am designing a gamefication app and I need to show an overall leaderboard, displaying all users with points and positions... The problem is that the leaderboard requires pagination and the ...
14
votes
7answers
454 views

Does it make sense to place 4 “Apply” buttons on a form?

I am design a "Setting" form for a Windows application (Winforms). I'm doubting if I should place an "Apply" button 4 times on the same form. On the first hand, each button refers to a separate ...
14
votes
9answers
915 views

Dashed underline on required fields

I am working on a massive user registration form for a web application for my company. We have been discussing different ways of alerting the user that a field is required for registration. As of ...
14
votes
7answers
3k views

Opening website external links in new window — published usability tests

In usability discussions about opening website external links in new windows, with regard to the argument of "keeping users on the site" there are occasionally references to usability studies which ...
14
votes
3answers
546 views

Web app keyboard shorcuts

Is it a good practice to give keyboard shortcuts to web apps that allows a user to do tasks that are repeated often. In my personal experience, I've rarely used keyboard shortcuts offered by GMail to ...
14
votes
8answers
733 views

Why do so many websites have the restriction of user names starting with a letter?

Skype Yahoo What is the reasoning behind allowing only letters as the first characters of a username?
14
votes
5answers
917 views

Show/Hide Password Icon - Eye/ Closed Eye? Is the “Eye” icon offensive to any cultures?

I am on a project where we are implementing show/hide password functionality, and after significant research I discovered the 'Open Eye'/ 'Closed Eye' to be fairly standard. Once this was implemented ...
14
votes
3answers
344 views

A single, long load - or multiple short loads, which would provide a better experience?

I have a very large, modular web application. When it starts I can do things one of three ways: A moderately long load time (about 60 seconds) to fetch all of the modules from the server (presented ...
14
votes
6answers
487 views

Should usability testing of a competitor's website be a part of your usability testing routine?

I was reading up on best practices on usability testing for websites and a recommendation was that get your participants to do usability testing on your competitors website as well as that would help ...
14
votes
2answers
960 views

Any data available on using Skeuomorphic Design in apps?

I've recently come across an article about Skeuomorphism that peaked my curiosity. Skeuomorphism: ..."an element of design or structure that serves little or no purpose in the artifact fashioned ...
13
votes
7answers
866 views

How to incorporate a “never” value on a slider?

I have a slider in a web page (similar to this one) to control the the duration of how long to keep an item before it is removed: The range of values goes from 0 to 90, with the value 0 being used ...
13
votes
12answers
351 views

When is automated remote usability testing useful?

There seem to be a fair few services these days offering automated remote usability testing, so I'm assuming there are a fair few people using those services, which implies that they ARE useful - ...
13
votes
5answers
768 views

Encouraging the user to enter a value in an optional field?

This is a follow-up question from the previous question Case-study for hiding the optional fields? I have taken all the responses from my previous question and I have come up with this mockup, ...
13
votes
4answers
461 views

What, as a rule of thumb, is the maximum tolerable time the UI thread is blocked for?

The title basically says it all. The question is not too easy to google: What is the maximum time I can block the UI thread without creating a noticeable 'lag' in the UI from the user's perspective?
13
votes
5answers
725 views

Why do Juice cartons fail on opening?

When I open a simple juice carton I fail on opening. I always seem to waste some of the concentrated juice on the kitchen sink and I wonder – do I do it wrong or is it the package that does not have a ...
13
votes
8answers
3k views

Responsive web design Vs Separate website for Mobile

Responsive Web design is buzzword these days. which means to create a same website and optimized for all devices. There are also some website which convert the desktop websites into Mobile website ...
13
votes
3answers
436 views

Do people find someone in a list faster by name or a profile picture of the person?

I am looking for research to find out if when looking through a list such as a team list in a project management app people find it easier to find someone by their profile picture or their name? I am ...