Microsoft does not offer a standalone offline installer for .NET 4.5 on its main download page, but the exists and is still available via official channels.
If an application is asking for .NET 4.5, it will typically run without issue on the newer 4.8 version pre-installed on your system. net framework 4.5 offline installer for windows 10
To deploy the offline installer, the correct binary must be obtained. Microsoft historically hosts these on the Microsoft Download Center. Microsoft does not offer a standalone offline installer for