Accessibility Internals

Use this page to inspect the internal representation of accessibility in Chrome. You can see and modify the various accessibility modes Chrome has. You can also view the accessibility tree for a specific page, or for the Chrome app natively.

Accessibility modes:

Check/uncheck accessibility modes to see how they change a page's accessibility.

Allows Chrome to be controlled via native accessibility APIs specific to this platform.
Accessibility support is enabled for web content.
Enables support for querying line breaks and the bounding box of arbitrary character ranges.
Exposes accessibility APIs typically needed only by screen readers.
Exposes HTML tag names and attributes via accessibility APIs.
Automatically labels images.

Accessibility tree viewing options:

Show internal accessibility tree instead of native

Filters:

Use filters to match the attributes and attribute values you want included in the output. Filters can contain simple wildcards (*) only, they're not regular expressions. Attributes are separated by spaces.

Include these attributes. Empty attributes are skipped.
Include these attributes, even if they are empty.
Exclude these attributes.

Command line options:

Accessibility features in Chrome are off by default and enabled automatically on-demand. Changes to these modes only take effect until the next time Chrome is restarted.

To force accessibility to be enabled at launch, run Chrome with this flag: 

--force-renderer-accessibility

To disable accessibility, run Chrome with this flag: 

--disable-renderer-accessibility

Chrome Native UI:

ms

Pages: