Is there anything I've misunderstood?

Meaning

Did I make any errors in my interpretation?

Examples

• John: So, to summarise, the deadline is next Friday?
• Alice: Yes, that's correct. <b>Is there anything I've misunderstood</b>?
• John: No, I think I've got it. Just checking. <b>Is there anything I've misunderstood</b> regarding the deliverables?
• Alice: No, everything is clear in the project brief.