一个被加密的PDF文件是很烦人的，因为你不能修改任何页面，不允许复制粘贴，打印等。Unlock-PDF.com可以帮助你解除PDF文件加密口令，实现复制粘贴，编辑，打印等功能。而且这个工具是在线的，无需安装任何软件，也不需要注册，上传一个PDF文件，然后就会 ...

Portable Document Format (PDF) is the only widely used document format for all Office and Professional Communication activities. While often, we might want to copy certain text or images or a complete ...

PDF is the most common file type, which lets share across the world. For increased data security, it is not unusual for PDF files to be protected by a password. When ...

Certain PDF files (like bank statements, credit card bills and phone bills) are not only password protected, but also locked to prevent any changes. Certain PDF files (like bank statements, credit ...

A recommended approach to secure your most private documents — whether it’s a PDF, Word file, or Excel spreadsheet — is to lock them with a passcode. While this does help keep sensitive content safe, ...

The Adobe PDF format allows businesses to create documents from virtually any application and share them whether the recipient has the program that created the file or not. If you have PDFs you ...

The PDF file format gives businesses the ability to create portable documents that users can view on almost any computing platform and in virtually every major operating system. Because of its broad ...

How do I circumvent PDF editing security? Your email has been sent Using a little-known trick, you can take almost any secured PDF and "unlock" it for further edits and optical character recognition.