To revoke app permissions, follow these steps on your Facebook page:
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- Go to "account settings."
- Click "apps" on the left-hand sidebar.
- Click the "X" on the right of each app to revoke access to your data.
- Confirm "remove" when the window prompts you to do so.
- You can also disable Facebook's "platform" feature, which stops Facebook from integrating with games and other apps for login purposes in the future.
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