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101 UX Principles

You're reading from 101 UX Principles A definitive design guide

Product type Paperback

Published in Aug 2018

Publisher Packt

ISBN-13 9781788837361

Length 414 pages

Edition 1st Edition

Concepts

User Experience

Author (1):

Will Grant

View More author details

Table of Contents (108) Chapters

101 UX Principles

Contributors

Preface

Other Books You May Enjoy

1. Anyone Can Be a User Experience (UX) Professional FREE CHAPTER

Learning points

2. Don't Use More Than Two Typefaces

Learning points

3. Users Already Have Fonts on Their Computers, So Use Them

Learning points

4. USE TYPE SIZE TO DEPICT INFORMATION HIERARCHY

5. Use a Sensible Default Size for Body Copy

Learning points

6. Use an Ellipsis to Indicate That There's a Further Step

Learning points

7. Make Your Buttons Look Like Buttons

Learning points

8. Make Buttons a Sensible Size and Group Them Together by Function

Learning points

9. Make the Whole Button Clickable, Not Just the Text

Learning points

10. Don't Invent New, Arbitrary Controls

Learning points

11. Search Should be a Text Field with a Button Labeled "Search"

Learning points

12. Sliders Should Be Used Only for Non-Quantifiable Values

Learning points

13. Use Numeric Entry Fields for Precise Integers

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14. Don't Use a Drop-Down Menu If You Only Have a Few Options

Learning points:

15. Allow Users to Undo Destructive Actions

Learning points

16. Think About What's Just off the Screen

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17. Use "Infinite Scroll" for Feed–Style Content Only

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18. If Your Content Has a Beginning, Middle, and End, Use Pagination

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19. If You Must Use Infinite Scroll, Store the User's Position and Return to It

Learning points

20. Make "Blank Slates" More Than Just Empty Views

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21. Make "Getting Started" Tips Easily Dismissable

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22. When a User Refreshes a Feed, Move Them to the Last Unread Item

Learning points

23. Don't Hide Items Away in a "Hamburger" Menu

Learning points

24. Make Your Links Look Like Links

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25. Split Menu Items Down into Subsections, so Users Don't Have to Remember Large Lists

Learning points

26. Hide "Advanced" Settings From Most Users

Learning points

27. Repeat Menu Items in the Footer or Lower Down in the View

Learning points

28. Use Consistent Icons Across the Product

Learning points

29. Don't Use Obsolete Icons

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30. Don't Try to Depict a New Idea With an Existing Icon

Learning points

31. Never Use Text on Icons

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32. Always Give Icons a Text Label

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33. Emoji are the Most Recognized Icon Set on Earth

Learning points

34. Use Device-Native Input Features Where Possible

Learning points

35. Obfuscate Passwords in Fields, but Provide a "Show Password" Toggle

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36. Always Allow the User to Paste into Password Fields

Learning points

37. Don't Attempt to Validate Email Addresses

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38. Don't Ever Clear User-Entered Data Unless Specifically Asked To

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39. Pick a Sensible Size for Multiline Input Fields

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40. Don't Ever Make Your UI Move While a User is Trying to Use It

Learning points

41. Use the Same Date Picker Controls Consistently

Learning points

42. Pre-fill the Username in "Forgot Password" Fields

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43. Be Case-Insensitive

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44. If a Good Form Experience Can Be Delivered, Your Users will Love Your Product

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45. Validate Data Entry as Soon as Possible

Learning points

46. If the Form Fails Validation, Show the User Which Field Needs Their Attention

Learning points

47. Be Forgiving – Users Don't Know (and Don't Care) How You Need the Data

Learning points

48. Pick the Right Control for the Job

Learning Points

49. Allow Users to Enter Phone Numbers However They Wish

Learning points

50. Use Drop Downs Sensibly for Date Entry

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51. Capture the Bare Minimum When Requesting Payment Card Details

Learning points

52. Make it Easy for Users to Enter Postal or ZIP Codes

Learning points

53. Don't Add Decimal Places to Currency Input

Learning points

54. Make it Painless for the User to Add Images

Learning points

55. Use a "Linear" Progress Bar if a Task will Take a Determinate Amount of Time

Learning points

56. Show a "Spinner" if the Task Will Take an Indeterminate Amount of Time

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57. Never Show an Animated, Looping Progress Bar

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58. Show a Numeric Progress Indicator on the Progress Bar

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59. Contrast Ratios Are Your Friends

Learning points

60. If You Must Use "Flat Design" then Add Some Visual Affordances to Controls

Learning points

61. Avoid Ambiguous Symbols

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62. Make Links Make Sense Out of Context

Learning points

63. Add "Skip to Content" Links Above the Header and Navigation

Learning points

64. Don't Only Use Color to Convey Information

Learning points:

65. If You Turn Off Device Zoom with a Meta Tag, You're Evil

Learning points

66. Give Navigation Elements a Logical Tab Order

Learning points

67. Write Clear Labels for Controls

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68. Let Users Turn off Specific Notifications

Learning points

69. Make Tappable Areas Finger-Sized

Learning points

70. A User's Journey Should Have a Beginning, Middle, and End

Learning points

71. The User Should Always Know at What Stage They Are in Any Given Journey

Learning points

72. Use Breadcrumb Navigation

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73. If the User is on an Optional Journey, Give Them a Control to "Skip This"

Learning points

74. Users Don't Care About Your Company

Learning points

75. Follow the Standard E-Commerce Pattern

Learning points

76. Show an Indicator in the Title Bar if the User's Work is Unsaved

Learning points

77. Don't Nag Your Users into Rating Your App

Learning points

78. Don't Use a Vanity Splash Screen

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79. Make Your Favicon Distinctive

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80. Add a "Create from Existing" Flow

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81. Make it Easy for Users to Pay You

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82. Categorize Search Results into Sections

Learning points:

83. Your Users Probably Don't Understand the File System

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84. Show, Don't Tell

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85. Be Consistent with Terminology

Learning points:

86. Use "Sign in" and "Sign out", Not "Log in" and "Log out"

Learning points

87. "Sign up" Makes More Sense Than "Register"

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88. Use "Forgot Password" or "Forgotten Your Password", Not Something Obscure

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89. Write Like a Human Being

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90. Choose Active Verbs over Passive

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91. Search Results Pages Should Show the Most Relevant Result at the Top of the Page

Learning points

92. Pick Good Defaults

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93. Don't Confound Users' Expectations

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94. Reduce the Number of Tasks a User Has to Complete by Using Sensible Defaults

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95. Build Upon Established Metaphors – It's Not Stealing

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96. Decide Whether an Interaction Should Be Obvious, Easy, or Possible

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97. "Does it Work on Mobile?" is Obsolete

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98. Messaging is a Solved Problem

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99. Brands Are Bullshit

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100. Don't Join the Dark Side

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101. Test with Real Users

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102. Bonus – Strive for Simplicity

Index

Chapter #55. Use a "Linear" Progress Bar if a Task will Take a Determinate Amount of Time

Despite your iPhone having the number-crunching power of a late-1990s supercomputer, everyday tasks still seem to take a maddeningly long time in a lot of software. Printing, for example: why does it take so long for the computer to send a document to a printer? It's as if the printer has to work out how to be a printer every time. Regardless, it's a great idea to let users know how long they're going to be waiting for.

Never show a series of completing progress bars, for example:

Copying: 0...10..50..100%
Decompressing: 0..20...60..100%
Installing: 0...15...45...80...100%
Finishing up: 0...20...60...100%

That should have just been one progress bar:

The perfect progress bar

A progress bar with a start and end, that gradually fills as the task completes, is the gold standard for this. There's no ambiguity and the user can get a good idea of how long this task will take, and that it's proceeding as planned.

In...

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Authors (1)

Will Grant

Will Grant

Will Grant is a British UI/UX expert and a digital product designer. He is a web technology entrepreneur with over 25 years' experience, leading teams (and products) at the intersection of technology and usability. After his Computer Science degree, Will trained with Jakob Nielsen and Bruce Tognazzini at the Nielsen Norman Group – the world leaders in usable design. Since then, Will has overseen the user experience and interaction design of several large-scale web sites and apps, reaching over a billion users in the process. Will is a "design purist" and obsessed with building beautiful, compelling, and familiar products that customers intuitively know how to use.

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