

If they don't have an Apple ID, they can create an Apple ID after you share the document with them.

If the document is in a shared folder, tap or click Show Shared Folder.

If you restrict your document so that only people you invite can collaborate, they must sign in to iCloud or with their Apple ID. If your document is larger than 2 GB and you want those you invite to be able to edit it, use Pages, Numbers, or Keynote for iPhone, iPad, or Mac to reduce the document's size to less than 2 GB before inviting others. People you invite can open and view a shared document of any size. When you share a folder, any Pages, Numbers, or Keynote documents in the shared folder automatically become collaborative documents to everyone the folder is shared with. You can also invite others to collaborate on Pages, Numbers, or Keynote documents by sharing a folder in iCloud Drive. If the title or content of the document is confidential, make sure to ask participants not to forward the link to anyone else. The name of the document is included in the URL. Check the iCloud requirements and minimum system requirements for collaboration. Downloading apps requires an Apple ID.When you invite people to collaborate on a document, spreadsheet, or presentation, you send an link to them. Up to 100 people can view and edit a shared document at the same time.

iWork for iCloud is currently available worldwide in Arabic, Brazilian Portuguese, Chinese (Simplified), Chinese (Traditional), Danish, Dutch, Finnish, French, German, Hebrew, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Spanish, Swedish, and U.S.
