Note This topic is intended for developers who either want to install the.NET Framework on their own system or who want to install it with their applications. For users interested in installing the.NET Framework, see the individual topics that discuss installing the.NET Framework on specific operating systems, such as. This article provides links for installing all versions of the.NET Framework from the.NET Framework 4.5 to the.NET Framework 4.7.2 on your computer. If you're a developer, you can also use these links to download and redistribute the.NET Framework with your apps. For information on deploying a version of the.NET Framework with your app, see.

Important All.NET Framework versions since.NET Framework 4 are in-place updates, so only a single 4.x version can be present on a system. In addition, particular versions of the.NET Framework are pre-installed on some versions of the Windows operating system. This means that: • If there's a later 4.x version installed on the machine already, you can't install a previous 4.x version. • If the OS comes pre-installed with a particular.NET Framework version, you can't install a previous 4.x version on the same machine.

We have several hundred Windows XP machines built with a single (licensed) Windows XP image. However, we can not change the image for a variety of.

• If you install a later version, you don't have to first uninstall the previous version. For more information about versions of the.NET Framework and how to determine which versions are installed on a computer, see.

Note For information on the.NET Framework 3.5, see. Use the following table for quick links, or read further for details. To view the system requirements for the.NET Framework before installation, see. Note If you encounter any problems during the installation, see. Installation notes: • The.NET Framework 4.5.1 and 4.5.2, as well as the.NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 are in-place updates to the.NET Framework 4.5. • The.NET Framework 4.5, its point releases, the.NET Framework 4.6 and its point releases, and the.NET Framework 4.7 and its point releases replace the.NET Framework 4. When you install these versions on a system that has the.NET Framework 4 installed, the assemblies are replaced.

Tvs barcode printer t9650 plus driver. • Uninstalling the.NET Framework 4.5, its point releases, the.NET Framework 4.6 and its point releases, or the.NET Framework 4.7 and its point releases also removes pre-existing.NET Framework 4 files. If you want to go back to the.NET Framework 4, you must reinstall it and any updates to it. (See.) • You must have administrative credentials to install the.NET Framework 4.5, its point releases, the.NET Framework 4.6 and its point releases, and the.NET Framework 4.7 and its point release. • The.NET Framework 4.5 redistributable was updated on October 9, 2012 to correct an issue related to an improper timestamp on a digital certificate, which caused the digital signature on files produced and signed by Microsoft to expire prematurely.