The default behavior for tab is defined here:<p><a href="https:&#x2F;&#x2F;github.com&#x2F;facebook&#x2F;draft-js&#x2F;blob&#x2F;f5e6cf50558f5797b079db80fcda706664c74e14&#x2F;src&#x2F;model&#x2F;modifier&#x2F;RichTextEditorUtil.js#L229" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;facebook&#x2F;draft-js&#x2F;blob&#x2F;f5e6cf50558f5797b0...</a><p>It would be easy to override it in your own component or send a PR upstream to make it adjust multiple blocks at once.