<ul><li>WhatsApp has a built-in document scanner feature that allows users to scan physical documents and send them as PDFs.</li><li>To use the built-in document scanner in WhatsApp on an iPhone, open a conversation, tap the plus button, select Document, followed by Scan document.</li><li>The scanner is set to 'Auto' mode by default, which automatically captures scans when pointing the iPhone at a physical document.</li><li>Users can also switch to 'Manual' mode for more control over capturing scans.</li></ul>

How to scan documents directly using WhatsApp and send them

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