Can the blue list header unsubscribe in Gmail be changed back to grey?

Email marketer from Reddit states that Gmail dynamically styles the unsubscribe button and senders have no control over its appearance. Changes are often client-side tests by Google.

Email marketer from EmailGeeks forum explains that email providers such as gmail have control over how that button looks, and therefore you cant make any changes to the styling yourself.

Marketer from Email Geeks states there is no way to change the Gmail list header unsubscribe color back to grey.

Email marketer from Quora asserts that the appearance of elements such as the Gmail unsubscribe button is governed by Gmail's UI guidelines and cannot be modified by email senders.

Marketer from Email Geeks explains that info.adobe.com does not have a BIMI record.

Email marketer from StackOverflow notes that Gmail's list-unsubscribe button is rendered by Gmail and isn't styleable by the email sender. The color and style are entirely controlled by Gmail’s design system.

Email marketer from Mailjet suggests focusing on optimizing the email body and footer unsubscribe links for better user experience, since Gmail controls the appearance of the header unsubscribe link.

Email marketer from Email On Acid explains that you cannot directly change the color of Gmail's unsubscribe button as it's controlled by Gmail. They suggest focusing on making the regular unsubscribe link in your email footer very clear and easy to find as an alternative.

Email marketer from Sendinblue recommends ensuring CAN-SPAM compliance with a clearly visible unsubscribe link in the email body, given Gmail's control over the header unsubscribe appearance.

Expert from Word to the Wise, Laura Atkins, explains that the Gmail-provided unsubscribe link is not customizable by the sender and is entirely controlled by Gmail's interface and settings.

Expert from Spam Resource confirms that the list-unsubscribe options presented by Gmail (and other providers) are not stylable by senders and it is best practice to not try to make them look different than standard.

Documentation from Google Support explains that the appearance of the list-unsubscribe header in Gmail is controlled by Gmail's interface and user settings, not by the sender. There are no options for the sender to customize the color or appearance of this header.

Documentation from Litmus confirms that Gmail automatically inserts an unsubscribe link at the top of emails and that senders cannot control the appearance of this link. The appearance can change based on Gmail updates and user interface testing.

Documentation from Microsoft specifies that while certain email clients allow some customization of headers, the list-unsubscribe header is managed by the email client (like Gmail) and is not generally customizable by the sender.