Thank you for your post.
Please be advised that TeamViewer Endpoint Protection is not automatically installed on any device. It must be installed from the Management Console or TeamViewer's Computers & Contacts, either from a trial or from a licensed account, and can only be installed on a device by the account listed on the device within the TeamViewer General settings (Extras | Options | General | Account Assignment).
Regarding the quarantined files, you can find the Global Quarantine in the Management Console under Endpoint Protection:
Should any issue persist, please reach out to our support team directly for further assistance.