Answer
All supplied phone numbers and emails are retained, up to 32 of each. If the name is absent, it defaults to your account name. Supplying only a phone or only an email leaves the other kind empty. If neither is supplied, fictional phone details and an example.com address are used and explained in the accompanying message.
Native cards offer Add to Contacts, which opens the system editor for review and saving. Browsers offer Download Contact, and More also offers Download .vcf. Opening an editor does not mean the contact was saved. Unsupported cards remain ordinary files.
Creation and any source analysis use the normal Text token rate. In a group, the card follows the chat’s ordinary visibility. Review its details before importing or sharing it.