Chromium Edge doesn't recognize the role="alert" attribute to trigger windows Narrator.

With windows narrator, it works fine on Google Chrome when a error element with role="alert" becomes "aria-hidden="false"". However, it seems like it isn't working for Chromium edge.

1. Launch URL: https://xinaxutest2.b2clogin.com/xinaxutest2.onmicrosoft.com/oauth2/v2.0/authorize?p=B2C_1_suv3&client_id=a2e4e0f0-0b7e-4e4e-b87e-f93b63119273&nonce=defaultNonce&redirect_uri=https%3A%2F%2Fjwt.ms&scope=openid&response_type=id_token&prompt=login

2. Navigate to "Choose your account" window and select "User ID Sign Up" button

3. Input a few characters in the first field and then delete all.

4-Verify the issue.

Actual:

Narrator doesn't announce the error message "This information is required.".

Expected:

Narrator should announce the error message "This information is required.".

Forum Discussion

Chromium Edge doesn't recognize the role="alert" attribute to trigger windows Narrator.

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