windows 7 service pack 1 failed to update error 80070020

Download the update to your computer by clicking the link in the opened window.Īfter updates are installed, restart the computer and install Kaspersky Total Security again.Select your computer's version of the OS and click Download button.If your computer runs on Windows 7 Service Pack 0 or Windows Server 2008 R2 Service Pack 0, first you need to install Service Pack 1 (KB976932).

Manual installation of Service Pack 1 if it's not installed In the Important updates block that opens, select Install updates automatically (recommended).Īll the necessary updates will be automatically downloaded and installed on your computer.Right-click the disk partition where Windows 7 is installed, and then click Mark Partition as Active. In the navigation pane, under Storage, click Disk Management. In the left-hand menu of Windows Update window, select Change settings. Click Start, and then click Control Panel.In Start menu, select Control Panel → System and Security → Windows Update.If automatic installation of updates is disabled on your computer: Use one of the following methods to install the updates. You need to install updates for KB4490628 and KB4474419, so that Kaspersky Total Security modules and drivers could be signed using SHA256 hashing algorithm. Now modules and drivers of third-party applications (including Kaspersky) are signed using SHA256 hashing algorithm. Installation error occurs as a result of Microsoft having updated the algorithm for signing modules and drivers of third-party applications. Kaspersky Total Security cannot be installed on Microsoft Windows 7 and Miсrosoft Windows Server 2008 R2 if the following updates are not installed: Application installation error on Windows 7 and Windows Server 2008 R2

Windows 7 service pack 1 failed to update error 80070020