To keep your credentials secure and out of your source control repository, set a system environment variable. IronPdf_LicenseKey Variable Value: IRONPDF-YOUR-LICENSE-KEY-HERE
Covers up to 10 developers and 10 distinct applications. ironpdf license key
A paid license typically entitles you to ongoing updates and dedicated customer support from the IronPDF team. How to Acquire an IronPDF License Key To keep your credentials secure and out of
Below are the most common methods for setting the key in .NET applications. Method 1: Setting the Key in Code (C#) How to Acquire an IronPDF License Key Below
Set the key at the entry point of your application—whether it’s Main() , Startup.cs , or the top of your script. Placing the key after PDF operations have already started will have no effect on those earlier calls.
If you are within the 30-day trial, you may not need a key yet, but if you've surpassed it, a key is mandatory to remove watermarks.