Tails includes <a href="https://0xacab.org/jvoisin/mat2"><span class="application">mat2</span></a> [*Metadata Cleaner*](https://metadatacleaner.romainvigier.fr/)so you can remove metadata from files before you publish or share them.
<p>It is impossible to reliably find and remove all metadata in complex file formats. For example, <i>Microsoft Office</i> documents can contain embedded images, audio, and other files containing their own metadata that <i>mat2</i>Tails cannot remove.</p>
<p>It is impossible to reliably find and remove all metadata in complex file formats. For example, <i>Microsoft Office</i> documents can contain embedded images, audio, and other files containing their own metadata that Tails cannot remove.</p>
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<p>You should run <i>mat2</i>emove metadata on any files before you embed them into another document.</p>