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Title Short Description Video available
Abbreviations Lead to Confusion Abbreviations used lead to confusion and misunderstanding No
Application Incompatible with Screen Reader/Browser Combination Software/applications behave differently on various browsers, can lead to application being accessible on one browser and not another No
Buttons/Links Have Labels with Extraneous Characters Extraneous characters make it more difficult to read intended labels Yes
CAPTCHA Lacks Accessible Way to Complete Captcha challenge may be fully dependent on sight, or aspects of completing the challenge are not accessible by using only the keyboard No
Change in Content without Audible Cue Content changes without any trigger to the screen reader or magnifier to alert the user Yes
Checkboxes/Radio Buttons Improperly Labeled Radio button/check box either lacks a label or is inappropriately labeled No
Clickable Elements are not Accessible with a Keyboard User can only access controls with a mouse, instead of both mouse and keyboard Yes
Clickable Elements Behave in an Unpredictable Manner The function of an element should be contextually and easily determinable No
Clickable Elements Provide Only Visual Effects Screen reader user clicks on an element but cannot tell if anything happens, because it is purely visual No
Color Alone Conveys Meaning There is no second means of communicating information for users who cannot determine color No
Color Contrast Does Not Meet Specifications Lack of color contrast makes it difficult or impossible for a user with low vision or color blindness to see all content No
Content Appears in Rotating Presentation rotating content displays in a way that is confusing to or cannot be controlled by screen reader user No
Content Is Not Keyboard Accessible Information or functions are not fully accessible using only the keyboard No
Content Lacks Way for User to Control It Content behaves in a way that makes it difficult for user to control, particularly as a result of the blindness or how assistive technology works Yes
Controls Inconsistently Labeled Controls are labelled differently across pages. No
Default Entry Remains in Edit Box The default text in an edit box remains when user types in new information No
Element Does Not Indicate Its Current State Active state is only indicated visually with no indication to screen reader software Yes
Element does not Indicate User Can Interact with It Screen reader does not recognize that an element is clickable, even though visually it appears clickable Yes
Element Looks Visually Different from How It Behaves for Screen Reader There is inconsistency between how an element appears visually and how it is defined programmatically No
Error Message does not Provide Specific or understandable Information There is no understandable or specific information about the problem when an error is made Yes
Errors in forms do not get focus When there is an error, focus does not change to help correct the error Yes
Excessive Content Is Difficult to Manage Amount of content on page is overwhelming Yes
Expanded/Collapsed State Not Indicated Expanded and collapsed content state not indicated to screen reader No
External Document Used in Place of Active Web Application A link leads to a static document, often a PDF, when an active web application would have more functionality No
External Documents not Accessible User cannot access all content or complete all tasks contained in external documents No
Extraneous Content Interferes with Navigation Content not related to main purpose of page interferes with navigation No
Feedback about Errors is not timely A user is not immediately made aware of an error Yes
Fixed/Sticky Menu Bar Interferes with Access to Other Navigation Tools Fixed/sticky menu bars sometimes interfere with ability to see content and to understand relationship of content No
Fixed/Sticky Navigation Menu Blocks Text Location of fixed/sticky navigation menu interferes with magnified text No
Flow sequence improperly defined Flow sequence defined so that content is provided to screen readers out of order. No
Focus changes in form entry Form entry causes an unexpected focus change - sometimes due to page reload No
Form Entry Instructions are Absent, Confusing, or Out of Place User has difficulty completing a form because instructions are inadequate No
Form Entry Leads to Content Change without Indicating Change Occurred Subsequent options change as result of form entry, but no notification to assistive technology No
Form Input Generates New Information without Notification User inputs information into a form field and there is a change in surrounding content, but without audible cue Yes
Google Sheets Lacks Proper Headers Google sheets does not allow user to create proper accessible headers No
Graphics/Images Unclearly Labeled/Described or Unlabeled/not described Graphics and images have no or confusing text associated with them Yes
Hamburger/Gear Menus Lack Non Visual Markup Hamburger and gear menus are unidentifiable to a screen reader user No
Headings not Properly Nested Headings skip levels or are used for purposes other than what they are intended for No
Headings not Used to Provide Structure There are no headings or, heading tags are used inappropriately such as, for visual esthetics Yes
Image without Important Information Appears to a Screen Reader Unimportant graphics have either no alt text or alt text that does not contribute to understanding page content No
Impossible to Determine Current Location in Navigation without Vision Information about where user is within navigation is only portrayed visually No
Inadequate Separation Between Elements No programmatic differentiation between elements No
Inadequate Time for Response An element with important information does not give user adequate time to respond before disappearing No
Inconsistency Between Cursor Location and Screen Reader Output in Combo Box The selection a screen reader reads out is different from where the cursor visually appears to be No
Information not structured to reflect critical relationships Information structure is not defined for screen reader to determine relationship Yes
Information Structure Does not Reflect Content Importance Screen reader navigates through content in a different order than visual indicators might suggest a user should, making content confusing or seem out of order Yes
Initial Focus Does not Help with Navigation Initial focus when page loads is on a location other than what a user is likely to want to find Yes
Input/Text Area Form Elements Lack Meaningful Label The input / text area element lacks a label or is improperly labeled No
Instructions Based on Visual Information Following instructions depends on a user being able to see color, location, shape, etc. No
Interacting with an Element Automatically Selects an Option Content or options change as a result of user interacting with element No
Interaction Required in Combo Box to Announce Value When screen reader user arrives in combo box, value not read until user interacts No
Interactive Elements Labeled Incorrectly Label assigned to clickable element is confusing or misleading No
Interface Components Are Out of Order There should be a hierarchy of the element followed by information about or actions on it No
Lack of Meaningful Focus The cursor or focus location does not help in navigation upon arriving on new page No
Lack of Separation Between Individual Controls Screen reader software treats a group of controls as a single unit No
Link Does Not Exist in Text that Refers to It There is reference to a link elsewhere on the page, but the link should also appear in the text where it is referred to No
Link is Unclearly Labeled or Unlabeled There is no or unclear text associated with a link Yes
Link/Button Names Do Not Make Sense Out of Context Information surrounding a link/button is necessary to understand what the link/button does Yes
Lists Improperly Defined Incorrect semantec markup leads to incorrect identification of lists by screen reader No
Magnification results in lost content Content becomes inaccessible when display is magnified. Yes
Media Has No Transcript There is no transcript available for visual, audio, or audio/visual media No
Media Player Controls are not Keyboard Accessible Screen reader user cannot start, stop, pause, fast forward, rewind, etc. media because of inaccessible controls No
Mouse Over Needed to Activate and View Content Mouse over generates image or menu that is impossible or difficult to view because of separation between control and location of content to view Yes
Moving Graphics Challenge Limited Vision Moving graphics interfere with magnifier user’s orientation and movement around the page Yes
Multiple select Menu/List Box Lacks Accessible Markup Multiple select menus/List Boxes have intrinsic navigation issues for a screen reader user No
Nested Content Scrolls Windows and frames that scroll can cause navigation challenges and visual disorientation for magnifier users No
No Alternative Way to Access Important Content in Visual Media Visual information should appear in alternative forms No
Page Refreshes While User Navigates Combo Box Navigating the selections in a combo box with a keyboard leads to unintended page changes No
Page Title Does Not Provide Information about Page Content The page lacks a title element No
Pop Up Boxes Fill Visible Screen Magnifier user cannot access surrounding content or controls because of relative size of pop up box No
Punctuation or Spelling Incorrect Spelling or punctuation errors create confusion No
Regions and Landmarks not used to Organize Content Regions or landmarks can provide a useful way for a screen reader user to navigate content and the absence or misuse can make it slower or harder to access content Yes
Related Objects Spaced too Far Apart Magnifier user has trouble finding related objects due to where they are placed No
Repetitive or Unnecessary Navigation Required Before Main Content Main content is hidden behind extraneous content No
Required Interaction not Predictable A novel way of completing a task or presenting information makes it difficult to figure out the appropriate interaction Yes
Same Link or control Text Goes to Multiple Destinations links to different URL's or controls with different functions have the same text No
Screen Reader Causes Adobe Flash Player to Crash Adobe Flash Player crashes when some screen readers are running No
Screen Reader Focus not Move to or Remain on Dialogue Box A screen reader user's navigation of dialogue box not assisted by automatic movement of focus No
Screen Reader Focus on Hidden Content Screen reader user can navigate content hidden to other users No
Screen Reader Refresh Necessary to Show Content Screen reader does not recognize a change in content until it has been refreshed No
Sections Poorly Labeled Elements used to define sections have names that are confusing No
Skip to Main Content does not Work or Is Not Used Their either is no "skip to main content" link, or it does not work Yes
Tab Order does Not Make Sense Controls are navigated in illogical order using the tab button No
Table Lacks Appropriate Row and Column Headers and/or Proper Table Structure Tables are difficult to read because columns and rows do not have appropriate labels and/or structure Yes
Tables Used for Visual Layout of Non-Tabular Information Tables are used for reasons other than organization, most often visual layout Yes
Tabs not properly defined Tabs not defined and managed as tabs No
Text Does not Magnify with Screen Magnification Content does not respond to magnification No
Text Presented as Image Screen reader cannot read image Yes
Tool Is Confusing to Use Tool lacks adequate instructions or cues for someone to know how or why to use it No