To help you get your project building correctly, let me know:
Here is the direct download link and what you need to know about installing it. net framework 45 developer pack link
Using outdated .NET Framework versions poses security risks. Unsupported versions no longer receive security patches, leaving your applications vulnerable to known exploits. As one developer noted, downloading framework packages from third-party websites "would have a series of security issues". To help you get your project building correctly,
It is critical to download the correct file type based on your primary objective: Target Audience Primary Function Included Items Software Engineers Compiling and building apps As one developer noted, downloading framework packages from
– Use this if you only need to run existing apps, not build them. What is the Developer Pack?
All versions of the .NET Framework from 4.5 up to 4.6.1 have reached their official end of life due to outdated security standards (specifically reliance on the SHA-1 signing algorithm). For current security patches and stability, it is strongly recommended that you upgrade your projects to target at least .NET Framework 4.8 or later.
(Specifically for 4.5.1 targeting).