From: How to Author and Test Microsoft Excel Worksheets for Accessibility

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Flashing objects cannot be considered accessible because they can cause seizures and, therefore, should never be used. Warning: This video demonstrates a type of flashing object that should never be used.

Related Spreadsheet Video Series Modules

• Module 0: Introduction & Background
• Module 1: Using Built-in Features to Organize Content and Ensure Logical Reading Order
• Module 2: Ensuring the Contrast Ratio Between Text and Background is Sufficient
• Module 3: Ensuring Color and Other Visual Characteristics are Also Described in Text
• Module 4: Making Vital Background Information Accessible
• Module 5: Using Built-In Features to Create Data Tables
• Module 6: Adding Alternative Text to Images and Other Objects
• Module 7: Creating Links with Unique and Descriptive Names
• Module 8: Ensuring Descriptions of Embedded Audio, Video and Multimedia Files are Accurate
• Module 9: Excluding Flashing Objects
• Module 10: Saving in the .xlsx Format with a Descriptive Filename

Updated: May 2023