Twitter wasn't designed for file sharing, but rather for short banter between friends and colleagues. Still, you can sometimes use the website to transmit a file to other people. You can share the ...

“Is there any way to password-protect and lock a sensitive PDF file before sending it as an attachment through email? I cannot afford Adobe Acrobat Pro and free primopdf didn’t work for me. Any help ...

From Adobe Acrobat to free online editors and built-in tools, here’s how to merge multiple PDFs into one document.

On the internet, size matters. If you’ve ever had to send PDF files to a friend or colleague, or if you’re running a business, it’s quite likely that you’ve faced the problem of not being able to send ...

They're also one of the easiest files to secure and encrypt in case you're sending sensitive information. The best part? You can turn just about any text document or image into a PDF. Let's look at ...