Net Framework 45 Developer Pack Link Link

Run the installer in Compatibility Mode. Right-click the .exe file, select Properties , go to the Compatibility tab, check Run this program in compatibility mode for , and choose Windows 7 .

in your projects to support both legacy and modern framework versions during the transition period

Reference assemblies, IntelliSense files, Multi-targeting pack End Users & Admins Executing existing software Common Language Runtime (CLR), core library files System Requirements & Compatibility