Gmail can read your emails and attachments to train its AI, unless you opt out
(www.malwarebytes.com)
To fully opt out, you must turn off Gmail’s “Smart features” in two separate locations in your settings. Don’t miss one, or AI training may continue.
Step 1: Turn off Smart Features in Gmail, Chat, and Meet settings
Step 2: Turn off Google Workspace Smart Features
Further instructions are detailed in the article.