Complete list of KB updates made in January-March 2024

43 article updates (4 new), 1 design pattern update (1 new), 196 ARC rule updates (91 new):

January 2024

• Accessible Web Content Development
  • Numbers
    • (new) Making math accessible

• ARC Rules content
  • Best practices
    • (new) (Section 508 & EN 301 549) Documentation does not adequately describe accessibility features
  • CAPTCHAs
    • CAPTCHA is not accessible
  • Focus order and focus management
    • (Android) Non-interactive elements receive keyboard focus
  • Language of parts
    • Changes in language are not explicitly marked up
    • (Android) Changes in language are not explicitly marked up
  • Link
    • (Android) Link does not follow established design pattern
  • Parsing
    • The parsed DOM of the page has errors that may prevent assistive technology from correctly interpreting content
    • Rule Details (parsing)
    • Test Procedure (Parsing)
  • Prerecorded captions
    • Captions do not accurately reflect audio content
  • Radio group
    • (Android) The radio button group does not follow the established design pattern
  • Spinbutton
    • The spinbutton does not follow the established design pattern

February 2024

• ARC FAQs
  • Rules Engine
    • (new) Expected rule changes in an evolving rule engine

• ARC User Guide
  • Overview
    • ARC Edge Products

• iOS Accessibility
  • Design
    • Enabling Reduce Motion to accommodate the users display preferences

• Digital Accessibility Governance
  • Regulations and Standards Overview
    • Europe: EN 301 549: Accessibility requirements for ICT products and services

• WCAG Tests (Web)
  • Success Criteria
    • 3.3.8 Accessible Authentication (Minimum) (Level AA)
    • 3.3.9 Accessible Authentication (Enhanced) (Level AAA)

• UX & Design
  • User Experience
    • LMS Media Player Accessibility Guide
    • Mobile Testing Guide – Android and iOS

• Accessible Web Content Development
  • Color and high contrast
    • Ensure sufficient contrast – non-text items
  • CSS images
    • Replace background images with text if high contrast detected
  • Forms: messages and errors
    • (new) Address multiple failures in forms error handling
    • Indicating a form field is required
  • Logins and Authentication
    • Two Factor Authentication
  • Numbers
    • Making math accessible
  • Widgets
    • Accordions
    • Switches

• Design Patterns
  • Design Patterns – Widgets
    • (new) Drag and Drop

• ARC Rules content
  • Accessible authentication (Minimum)
    • Form controls used for authentication do not allow copy-pasting or autocomplete
    • Verification code cannot be entered directly
    • CAPTCHA is used for authentication and no alternative is provided
    • Test Procedure (Accessible authentication (Minimum))
  • Accessible authentication (Enhanced)
    • Form controls used for authentication do not allow copy-pasting or autocomplete
    • Verification code cannot be entered directly
    • CAPTCHA is used for authentication and no alternative is provided
    • Test Procedure (Accessible authentication (Enhanced))
  • Accessible name contains label
    • (iOS) For elements with a visible text label, the accessible name does not contain the visible text
  • Best practices
    • (new) (Section 508 & EN 301 549) Documentation does not adequately describe accessibility features
  • CAPTCHAs
    • CAPTCHA is not accessible
  • Color as meaning
    • Color alone conveys information without additional shapes, patterns, or images
    • Color alone is used to distinguish links
    • Form errors are identified by color alone
  • Focus order and focus management
    • (Android) Non-interactive elements receive keyboard focus
  • Grouped form controls
    • (Mobile Frameworks) Visually grouped controls are not grouped programmatically
    • (new) (Mobile Frameworks) Visually grouped controls are not grouped programmatically
  • Headings and landmarks
    • (new) (Mobile Frameworks) Elements conveyed as headings are not coded as headings
  • Images of text
    • Images of text are used
    • SVG images of text are used
  • Incorrectly hidden content
    • (new) (Android) Controls are incorrectly hidden from assistive technology
    • (new) (Mobile Frameworks) Controls are incorrectly hidden from assistive technology
  • Information incorrectly conveyed
    • (new) (Android) Instructions are not associated with controls
    • (new) (Mobile Frameworks) Instructions are not associated with controls
  • Link
    • (Android) Link does not follow established design pattern
  • Meaningful sequence
    • (new) (Mobile frameworks) Screen content is not organized in a logical and understandable order
    • (new) (Android) Hidden content that affects the understandable order of content is exposed to assistive technology
    • (new) (Mobile Frameworks) Hidden content that affects the understandable order of content is exposed to assistive technology
  • Non-text contrast
    • (new) (Android) A color contrast ratio of 3:1 is not provided between adjacent focused and unfocused elements
    • A color contrast ratio of 3:1 is not provided between adjacent focused and unfocused elements
    • (iOS) A color contrast ratio of 3:1 is not provided between adjacent focused and unfocused elements
    • (new) (Mobile Frameworks) A color contrast ratio of 3:1 is not provided between adjacent focused and unfocused elements
    • (new) (Android) A color contrast ratio of 3:1 is not provided for graphical objects used in controls
    • A color contrast ratio of 3:1 is not provided for graphical objects used in controls
    • (iOS) A color contrast ratio of 3:1 is not provided for graphical objects used in controls
    • (new) (Android) A color contrast ratio of 3:1 is not provided for the custom-styled control border
    • (new) (Mobile Frameworks) A color contrast ratio of 3:1 is not provided for graphical objects used in controls
    • (new) (Mobile Frameworks) A color contrast ratio of 3:1 is not provided for the custom-styled control border
    • (new) (Android) A color contrast ratio of 3:1 is not provided for graphical objects
    • A color contrast ratio of 3:1 is not provided for graphical objects
    • (iOS) A color contrast ratio of 3:1 is not provided for graphical objects
    • (new) (Mobile Frameworks) A color contrast ratio of 3:1 is not provided for graphical objects
    • (new) (Android) A color contrast ratio of 3:1 is not provided between important elements of the chart/graph
    • (iOS) A color contrast ratio of 3:1 is not provided between important elements of the chart/graph
    • (new) (Mobile Frameworks) A color contrast ratio of 3:1 is not provided between important elements of the chart/graph
  • Orientation
    • (new) (Mobile Frameworks) The content view is limited or locked to a single display orientation
    • (new) (Android) Content or functionality is not the same in different orientations
    • (new) (Mobile Frameworks) Content or functionality is not the same in different orientations
  • Resize text (including not preventing zoom on mobile/tablet)
    • (new) (Android) There is a loss of content or functionality when text is resized up to 200%
    • (new) (Mobile Frameworks) There is a loss of content or functionality when text is resized up to 200%
    • (new) (Mobile Frameworks) The content does not support resizing text
    • (new) (Android) The WebView content does not support resizing text
    • (new) (Mobile Frameworks) The WebView content does not support resizing text
  • Use of tables
    • (Android) Data tables are not defined as well-formed tables with correct row and column headers
    • (new) (Mobile Frameworks) Data tables are not defined as well-formed tables with correct row and column headers
  • Text Alternatives
    • (new) (Mobile Frameworks) The active image has no accessible name
    • (new) (Mobile Frameworks) Informational images do not have a text alternative
    • (new) (Mobile Frameworks) Decorative images are exposed to screen reader
  • Text contrast
    • (new) (Android) Regular scale text does not have at least a 4.5:1 color contrast ratio
    • (iOS) Regular scale text does not have at least a 4.5:1 color contrast ratio
    • (new) (Mobile Frameworks) Regular scale text does not have at least a 4.5:1 color contrast ratio
    • Regular scale text does not have at least a 4.5:1 color contrast ratio
    • (new) (Android) Large scale text (18pt or 14pt bold) does not have at least a 3:1 color contrast ratio
    • (iOS) Large scale text (18pt or 14pt bold) does not have at least a 3:1 color contrast ratio
    • Large scale text (18pt or 14pt bold) does not have at least a 3:1 color contrast ratio
    • (new) (Mobile Frameworks) Large scale text (18pt or 14pt bold) does not have at least a 3:1 color contrast ratio
    • (new) (Android) Text over an image does not have sufficient contrast (outline, drop shadow, semi-transparent background)
    • (iOS) Text over an image does not have sufficient contrast (outline, drop shadow, semi-transparent background)
    • (new) (Mobile Frameworks) Text over an image does not have sufficient contrast (outline, drop shadow, semi-transparent background)
    • Text over an image does not have sufficient contrast (outline, drop shadow, semi-transparent background)
  • Text contrast enhanced
    • (new) (Android) Regular scale text does not have at least a 7:1 color contrast ratio
    • (iOS) Regular scale text does not have at least a 7:1 color contrast ratio
    • (new) (Mobile Frameworks) Regular scale text does not have at least a 7:1 color contrast ratio
    • Regular scale text does not have at least a 7:1 color contrast ratio
    • (new) (Android) Large scale text (18pt or 14pt bold) does not have at least a 4.5:1 color contrast ratio
    • (iOS) Large scale text (18pt or 14pt bold) does not have at least a 4.5:1 color contrast ratio
    • Large scale text (18pt or 14pt bold) does not have at least a 4.5:1 color contrast ratio
    • (new) (Mobile Frameworks) Large scale text (18pt or 14pt bold) does not have at least a 4.5:1 color contrast ratio
    • (new) (Android) Text over an image does not have sufficient contrast (outline, drop shadow, semi-transparent background)
    • (iOS) Text over an image does not have sufficient contrast (outline, drop shadow, semi-transparent background)
    • (new) (Mobile Frameworks) Text over an image does not have sufficient contrast (outline, drop shadow, semi-transparent background)
    • Text over an image does not have sufficient contrast (outline, drop shadow, semi-transparent background)
  • 3rd Party Content
    • (new) Google reCAPTCHA is inaccessible
    • (new) Rule Details (3rd party content)
    • (new) Test Procedure (3rd party content)
    • (new) Vimeo video player is inaccessible
    • (new) YouTube video player is inaccessible
  • Time limits
    • (Mobile) Users are not allowed to turn off, adjust, or extend a time limit
  • User interface component relationships
    • (Android) Error messages are not associated with controls in error
    • (new) (Mobile Frameworks) Error messages are not associated with controls in error

March 2024

• ARC FAQs
  • Rules Engine
    • Expected rule changes in an evolving rule engine

• ARC User Guide
  • ARC Analytics
    • ARC Rules

• iOS Accessibility
  • Best practice
    • (new) Making primary action controls accessible

• WCAG Tests (Web)
  • About this module
    • Introduction
    • Testing tools
    • What to test
  • Success Criteria
    • 1.3.1 Info and Relationships (level A)
    • 1.3.2 Meaningful Sequence (level A)
    • 1.4.4 Resize Text (level AA)
    • 2.1.1 Keyboard (level A)
    • 2.1.2 No Keyboard Trap (level A)
    • 2.1.3 Keyboard (No Exception) (level AAA)
    • 2.4.11 Focus Not Obscured (Minimum) (Level AA)
    • 2.4.3 Focus Order (level A)
    • 2.4.7 Focus Visible (level AA)
    • 2.5.3 Label in Name (level A)
    • 2.5.5 Target Size (Enhanced) (level AAA)
    • 2.5.8 Target Size (Minimum) (Level AA)
    • 3.2.1 On Focus (level A)
    • 3.2.3 Consistent Navigation (level AA)
    • 4.1.1 Parsing (Obsolete and removed) (level A)
    • 4.1.2 Name, Role, Value (level A)
  • Quick lists
    • Level A Success Criteria
    • Level AA Success Criteria

• Accessible Web Content Development
  • Numbers
    • Making math accessible
  • User Interaction
    • Let users manage content that appears on hover or focus

• ARC Rules content
  • Accessible name contains label
    • (Android) For elements with a visible text label, the accessible name does not contain the visible text
    • (new) (Mobile Frameworks) For elements with a visible text label, the accessible name does not contain the visible text
  • Accordion
    • (Android) The accordion does not follow the established design pattern
    • The accordion does not follow the established design pattern
    • (new) (Mobile Frameworks) The accordion does not follow the established design pattern
  • Best practices
    • Button is not activated using standard keyboard commands
  • Breadcrumb
    • The breadcrumb does not follow the established design pattern
  • Button
    • (Android) The button does not follow the established design pattern
    • (new) (Android) The toggle button does not follow the established design pattern
    • The button does not follow the established design pattern
    • (iOS) The button does not follow the established design pattern
    • (new) (Mobile Frameworks) The button does not follow the established design pattern
    • (iOS) The toggle button does not follow the established design pattern
    • (new) (Mobile Frameworks) The toggle button does not follow the established design pattern
    • /”>The toggle button does not follow the established design pattern
  • Carousel
    • (new) (iOS) The carousel does not follow the established design pattern
  • Change on request
    • (new) Rule Details (user_control_content_changes)
    • (new) Keyboard focus does not remain on the user interface component when the component setting is changed
    • (new) Updating a user interface component causes a change in context
    • (new) Test Procedure (user_control_content_changes)
  • Checkbox
    • (Android) The checkbox does not follow the established design pattern
    • The checkbox does not follow the established design pattern
    • (iOS) The checkbox does not follow the established design pattern
    • (new) (Mobile Frameworks) The checkbox does not follow the established design pattern
  • Combo box
    • The combobox (editable) does not follow the established design pattern
    • The combobox (select only) does not follow the established design pattern
  • Role, name, and state information
    • (new) (Mobile Frameworks) Controls do not have an accessible name
    • (new) (Android) The disabled state of the control is not indicated programmatically
    • (new) (Mobile Frameworks) The disabled state of the control is not indicated programmatically
    • (new) (Android) The selected state of the control is not indicated programmatically
    • (iOS) The selected state of the control is not indicated programmatically
    • (new) (Mobile Frameworks) The selected state of the control is not indicated programmatically
  • Date picker
    • The date picker does not follow the established design pattern
  • Dialog
    • (new) (Android) The modal view does not follow the established design pattern
    • (new) (Mobile Frameworks) The modal view does not follow the established design pattern
  • Disclosure
    • (new) (Android) The disclosure control does not follow the established design pattern
    • The disclosure control does not follow the established design pattern
    • (iOS) The disclosure control does not follow the established design pattern
    • (new) (Mobile Frameworks) The disclosure control does not follow the established design pattern
  • Feed
    • The content feed does not follow the established design pattern
  • Focus order and focus management
    • (new) (Mobile Frameworks) Focus order is not logical
    • (new) (Mobile Frameworks) Non-interactive elements receive keyboard focus
    • (new) (Mobile Frameworks) Hidden elements receive keyboard focus
    • (new) (Mobile Frameworks) Focus is not moved to the new content
  • Grids (interactive)
    • The interactive grid does not follow the established design pattern
  • Use of headings and landmarks
    • (Mobile Frameworks) Elements conveyed as headings are not coded as headings
  • Hover / focus content
    • Content displayed is not dismissible, hoverable and persistent
  • Incorrectly hidden content
    • Visible content not adequately conveyed programmatically
    • Content not hidden programmatically
  • Keyboard navigation / interaction
    • (new) (Mobile Frameworks) Interactive controls are not navigable and operable with a keyboard
    • The date picker is not navigable using the keyboard
    • The listbox (multiple selection) is not navigable using the keyboard
    • The listbox (single selection) is not navigable using the keyboard
    • The menu is not navigable using the keyboard
    • The menu bar is not navigable using the keyboard
  • Labels or instructions
    • (Android) Required form controls do not convey that they are required
    • (new) (Mobile Frameworks) Required form controls do not convey that they are required
  • Language of parts
    • (Android) Changes in language are not explicitly marked up
  • Menu button
    • The menu button does not follow the established design pattern
  • Menu or menu bar
    • The menu does not follow the established design pattern
    • The menu bar does not follow the established design pattern
  • No keyboard traps
    • (new) (Android) Users are not able to move focus away from an element using the keyboard
    • Users are not able to move focus away from an element using the keyboard
    • (new) (Mobile Frameworks) Users are not able to move focus away from an element using the keyboard
  • Orientation
    • (Mobile Frameworks) The content view is limited or locked to a single display orientation
  • Page title
    • (new) (Mobile Frameworks) The screen does not have a unique and descriptive title
  • Slider
    • (iOS) The slider does not follow the established design pattern
    • (new) (Mobile Frameworks) The slider does not follow the established design pattern
  • Spinbutton
    • The spinbutton does not follow the established design pattern
  • Status messages
    • (new) (Mobile Frameworks) Status messages are not conveyed to some users
    • Character countdown is not announced by assistive technologies
    • (new) Word countdown is not announced by assistive technologies
  • Use of tables
    • (Mobile Frameworks) Data tables are not defined as well-formed tables with correct row and column headers
  • Tabs
    • (Android) The tabs and tab panels do not follow the established design pattern
    • (new) (iOS) The tab bar does not follow the established design pattern
    • The tabs and tab panels do not follow the established design pattern
  • Text Alternatives
    • (Mobile Frameworks) The active image has no accessible name
    • (Mobile Frameworks) Informational images do not have a text alternative
    • (Mobile Frameworks) Decorative images are exposed to screen reader
  • Time limits
    • Status messages disappear automatically
  • Tree view
    • The treegrid does not follow the established design pattern
    • The static file directory tree view does not follow the established design pattern
    • The dynamic file directory tree view does not follow the established design pattern
    • The dynamic navigation tree view does not follow the established design pattern
    • The static navigation tree view does not follow the established design pattern
  • User interface component relationships
    • (new) (Mobile Frameworks) Password requirements are not associated with the control
    • (new) (Android) Visually grouped content is not conveyed programmatically
  • Visible focus
    • (new) (Mobile Frameworks) Focused components lack a visible focus indication
    • (new) (Android) Invisible or visually hidden elements inappropriately receive focus
    • (new) (Mobile Frameworks) Invisible or visually hidden elements inappropriately receive focus
    • Invisible or visually hidden elements inappropriately receive focus
    • (new) Invisible or visually hidden elements do not become visible when focused
  • Visual presentation
    • (new) Blocks of text are not formatted to support accessibility
  • Window splitter
    • The window splitter does not follow the established design pattern