Windows Update failed to install (Error 0x80240034) – How to Fix It

Recent problems concerning Windows Update have been brought to our attention. The problems happen when users try to update cumulative and security updates for their Windows versions. When this happens, users begin to see the following messages:

“Update has failed to download”

How to Fix Error 0x80240034 Messages

Step #1: Reset Your PC and Then Update Again.

If you have problems with connecting to the update service, it could be because some components of your PC may not have started properly during Windows boot. Make sure to do a reset of your PC ad see if the issues will disappear.

Step #2: Delete files Belonging to Software Distribution and Catroot2

When your Windows version downloads updates, the updates are kept in a folder, called SoftwareDistribution.

To delete files in Software Distribution directory do the following substeps:

  • Open Command Prompt as an administrator.
  • Type the following commands:

→ net stop wuauserv (and hit “Enter”)
net stop bits (and hit “Enter”)

Then go to C:WindowsSoftwareDistribution and delete every folder and file within this directory.

To reset Catroot2 do the following substeps:

  • Open Windows Command Prompt as an administrator.
  • Type the following commands:

→ Net stop cryptsvc (and hit Enter)
Md %systemroot%system32catroot2.old (and hit Enter)
Xcopy %systemroot%system32catroot2 %systemroot%system32catroot2.old /s (and hit Enter)

Then, navigate to the Catroot2 folder:

→ %windir%System32catroot2

Delete all of the files in the Catroot2 folder and then open Windows Command Prompt as administrator again and type the following command:

→ net start cryptsvc (and hit Enter)

Step #3: Run Windows Update Troubleshooting Program

To run the troubleshooter, go to the following location:

→Settings – Updates and Security – Troubleshoot and then run it.

If you have Windows 7, you can download the troubleshooter by clicking on this link.

Step #4: Clean Up Temporary Files and (Read more...)

*** This is a Security Bloggers Network syndicated blog from How to, Technology and PC Security Forum | authored by Vencislav Krustev. Read the original post at: