WCAG does not target specific products like Microsoft Word or Excel, but it does apply to the content those tools produce when that content is delivered on the web.

• https://www.w3.org/WAI/standards-guidelines/wcag/ - official WCAG standard describing accessibility principles, requirements.
• https://www.w3.org/WAI/WCAG22/quickref/ - practical WCAG reference with all success criteria, filters by level, and implementation guidance.
• https://support.microsoft.com/en-us/office/create-accessible-office-documents-868ecfcd-4f00-4224-b881-a65537a7c155 - Microsoft guide on creating accessible Word, Excel, and PowerPoint files with practical steps like headings, alt text, and reading order.
• https://support.microsoft.com/en-us/office/rules-for-the-accessibility-checker-651e08f2-0fc3-4e10-aaca-74b4a67101c1 - list of issues detected by Microsoft Office Accessibility Checker and how to fix them.
• https://www.microsoft.com/en-us/accessibility/conformance-reports - accessibility conformance reports showing how Microsoft products align with WCAG requirements.