Contact Us — Documents Platform

Contact Us

Questions about a document, a copyright concern, or an idea for the library — write to us and we’ll get back to you.

General support

Trouble finding, previewing, or downloading a document.

Copyright & removal requests

If you believe a document infringes your rights, tell us and we’ll review it promptly.

Uploads & contributor questions

Help with submitting a document or questions about our review process.

Partnerships & business

Institutions, publishers, or organizations interested in working with us.

Response time

We reply to most messages within one to two business days.

Copyright requests

Rights-related messages are reviewed as a priority, usually sooner.

Before you write in

Check our FAQ page — many common questions are already answered there.