Email [email protected]. One person reads it, so plain descriptions beat bug reports.
Pick one and your email opens with the right subject, so it reaches the right person sooner.
You → Settings → Delete account inside the app. Your profile, location history, saved drives, hosted meets, uploaded files and the messages you sent, including any position you shared in one, are deleted and there is no recovery. Reports and legally required payment records are retained as explained in the Privacy Policy.
Every profile, meet and message has a report action behind its menu. Reports go to [email protected] and are read within a day.