Hot answers tagged email
No. I can think of two alternatives. You can reply/forward the messages to yourself (after editing the reply). If you change the subject you can "break" the conversation (or simply delete the original message after your reply/forward). The other is to set up an IMAP client to your Gmail mailbox. Some of those will allow for editing messages already ...
Go to My Account - Sign-in & Security - Device Activity & notifications and remove those devices or break the sessions or whatever it says.
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