8.10 WCAG 2.2 Success Criterion 2.1.1 − Keyboard
Ensure all content and functions can be accessed via a keyboard. For example, ensure content and functionalities are accessible through the Tab key or the Enter key.
Before Rectification
People using a keyboard may not be able to navigate to the help function provided.
This extract from the HTML code shows that it can only be accessed with a mouse.
After Rectification
The code needs to be changed to allow users to access all content and functions with a keyboard.
WCAG 2.2 Reference:
https://www.w3.org/WAI/WCAG22/Understanding/keyboard