Flatten PDF using C#
Flatten PDF to prevent unwanted changes
Flatten PDF C# library is a tool that allows you to lock PDF form fields and prevent further modifications of the values entered into the PDF forms. It also provides an option to prevent text selection, copying, and extraction by turning the textual symbols into vectorial paths to make the PDF read-only while preserving the original vectorial PDF quality.
Try for FREEC# library install
ConvertAPI provides an ASP.NET C# library that allows you to perform a Flatten PDF conversion with just a few lines of code. Flatten PDF documents using C# programming language with no effort at all!
Install-Package ConvertApi
Authenticate ConvertAPI C# library
You can obtain your secret key by signing up for a free account. Once you sign up, you'll receive 250 free conversions instantly! Grab your authentication secret from the account dashboard, and authenticate the ConvertAPI C# library like this:
ConvertApi convertApi = new ConvertApi("your-api-secret");
Flatten PDF using C# in no time!
Once you have your authentication in place, simply copy-paste this pdf to flatten conversion code snippet into your C# project:
Upload the file and see how it works
You can set up the advanced conversion parameters and test the conversion result online using our interactive demo tool. It will auto-generate the code snippet for you!
Advanced Flatten PDF conversion parameters
Prevent text selection, copying, and extraction by turning the textual symbols into vectorial paths to make the PDF read-only while preserving the original vectorial PDF quality.
Sets the password to open protected documents.