Window Update Error 80072EFE

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When you try to download and install Microsoft updates, you may receive Window Update error 80072EFE. Though you restart your computer and try to update your computer but it won't let you do so. I will help you resolve the error with proper instructions after going through the core reasons behind it.

Why Window Update error 80072EFE is appearing in middle?

1. Re-register the Registry References of some DLL Files
2. Repair Other Registry References with a Registry Cleaner
3. Rootkit Infection
4. A Firewall program is restricting your internet update activity
5. The Catroot2 Folder

What should I do to fix this problem myself?

1. Re-register the Registry References of Some DLL Files
2. Repair Other Registry References with a Registry Cleaner Software
3. Delete the Rootkit
4. Disable the Firewall Protection Temporarily
5. Delete Catroot2 Folder

Re-register the Registry References of Some DLL Files

Every DLL file has its own reference in the registry. In other words, it is registered on your computer. A missing registry reference entry may cause Window Update error 80072EFE. That is why you need to re-register such entries in order to fix the problem.

1. Click Start.
2. Type Command Prompt in the Search box.
3. Right click it, and select the option Run as Administrator.
4. Type the following commands one by one:
regsvr32 atl.dll
regsvr32 urlmon.dll
regsvr32 Shdocvw.dll
regsvr32 Actxprxy.dll
regsvr32 Oleaut32.dll
regsvr32 Mshtml.dll
regsvr32 Browseui.dll
regsvr32 actxprxy.dll
[.......32] softpub.dll
[.......32] wintrust.dll
[.......32]. initpki.dll
[.......32] dssenh.dll
[.......32] CRYPTDLG.DLL

5. Restart your computer for the changes to take effects.

Note: [.......32] refers to regsvr32.

Repair Other Registry References with a Registry Cleaner

There might be other DLLs that are not registered on your computer properly. They might be causing Window Update error 80072EFE and thus you have to re-register them. You need to have a good Registry Cleaner software, often included in a System Utilities software.

Delete the Rootkit

A rootkit is a software that subverts standard operating system functionality or other applications. In case of your computer problem, a rootkit may be causing Window Update error 80072EFE by affecting Windows Update utility.

You have to download a good Antivirus Software and start a full system scan in order to fix the error you are getting.

Disable the Firewall Protection Temporarily

A third party firewall software may be restricting your internet update activity. You have to configure it properly so that it won't block the Windows Update utility, or otherwise, disable it till the process is performed.

Right click your Firewall software and select Disable option to fix Window Update error 80072EFE. Re-enable it after the task is successfully performed.

Delete Catroot2 Folder

The Catroor2 folder is protected by the Cryptographic service and hence you have to disable it first. Afterward delete this folder and re-start the service in order to fix Window Update error 80072EFE.

1. Download a System Utilities software that includes Services Manager feature.
2. Install and open it.
3. Select the service named as Cryptographic.
4. Click Stop button.
5. Open My Computer and browse this location:
C:\Windows\System32
6. Delete the folder named Catroot2.
7. Using the Services Manager feature, select Cryptographic service and click Start button.
Note: It may be possible that you can't delete the Catroot2 folder even after stopping the corresponding service. In that case, you have to boot your computer in the Safe Mode by pressing F8 function key.

Category:

Science & Technology

Tags:

• Window
• Update
• Error
• 80072EFE