Does the "auto formfill" feature in Chromium-based browsers actually send this to the webpage?

I use Vivaldi. I have previously filled in forms where I used a certain name and e-mail.
Today I cleared the browser data except for the autofill stuff.
Then I went to Stack Exchange to register an account. It’s pre-populated with an e-mai… Continue reading Does the "auto formfill" feature in Chromium-based browsers actually send this to the webpage?