https://dotnet.microsoft.com/en-us/download/dotnet-framework/net45
Microsoft retired .NET 4.5.x because it uses security standards, which are no longer considered safe. For new projects, it is highly recommended to target .NET Framework 4.8 or .NET 6/8+ to ensure ongoing security patches and support. Microsoft .NET Framework - Microsoft Lifecycle
Includes the Reference Assemblies required to compile and build applications in Visual Studio. net framework 45 developer pack link
Because version 4.5 is officially retired, Microsoft has largely consolidated its older downloads.
You might think, “I have .NET 4.8 installed. Isn’t that backward-compatible?” https://dotnet
– Note: This is the redistributable runtime for end-users, not the full developer pack. What is Included in the Developer Pack?
This is the most stable version of the 4.5 branch. You can find it at the Official Microsoft Download Center . Because version 4
The Developer Pack is a single package used by software developers to build applications in environments like . It typically includes: