Use the following methods to identify any Windows Installer issues that may be causing problems when you install, uninstall, or update programs. Method 1: Determine whether the Windows Installer engine is working

Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.

Applies to. Microsoft .NET Framework 4.7.1. Describes the .NET Framework 4.7.1 offline installer for Windows 7 SP1, Windows 8.1, Windows 10 Anniversary Update, Windows 10 Creators Update, Windows Server 2008 R2 SP1, Windows Server 2012, Windows Server 2012 R2 and Windows Server 2016.

The system language is changed or you receive a Stop error after you restart a computer that is running a preinstalled version of Windows 7: "0x00000021a" - Microsoft Support.

This article describes the Microsoft .NET Framework 4.7 web installer for Windows 7 Service Pack 1 (SP1), Windows 8.1, Windows 10 Anniversary Update (Version 1607), Windows Server 2016, Windows Server 2008 R2 SP1, Windows Server 2012, and Windows Server 2012 R2.

Windows 10. If installation doesn't start automatically, browse the disc to find the program setup file, usually called Setup.exe or Install.exe. Open the file to start installation. Insert the disc into your PC, and then follow the instructions on your screen. You might be asked for an admin password.

Microsoft .NET Framework 4.7.2 is a highly compatible, in-place update to .NET Framework 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, and 4.7.1. The offline package can be used in situations in which the web installer cannot be used because of a lack of Internet connectivity.

This update provides latest updates for Windows Security platform, which is comprised of the Windows Security app and its underlying service. To obtain the current version of Windows Security app, please run powershell command below: Get-AppPackage Microsoft.SecHealthUI. Manually download the update.

Method 1: Reset the Windows Installer Service settings in the registry. Method 2: Start the Windows Installer Service. Method 3: Uninstall any earlier versions of the program that you want to install. This issue occurs when one or more of the following conditions are true:

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website , where you'll find step-by-step instructions.