Document Analysis & Citations
How to attach Vault files, query large documents, and inspect source citations.
3 min read•Updated September 2026
Attaching Documents
In Co-Pilot Studio, click the paperclip icon to browse your Document Vault or upload a file from your computer. You can attach multiple files simultaneously.
Source Citations
When Co-Pilot generates an answer using attached documents, it includes clickable citations. Clicking a citation opens the exact source document from your Vault.
Privacy First
Your uploaded documents and queries are processed privately and are never used to train third-party foundation models.