You can send PDF files in Facebook Messenger. But you will need to send it from Google Docs or Google Drive app on iPhone or Android. To send a PDF file using Facebook Messenger, make sure you ...

The only way a PDF file can become editable is if you use Send to Kindle. The Chrome extension, email and the app for PC or MAC are perfectly fine, but they do have a 25MB limit in PDF files.

RCS Business Messaging on Google Messages now supports PDF files, allowing companies to send documents like flight tickets directly to users.

Any additional file controls had to be set in another program. By adding PDF-level permission control to Preview, Apple also had to update how you set a password for the file.