How to Solve the Windows Update Error 80072ee2

Updated: 31/7.2017

In this article we will guide you through the most complete guide for solving the Windows update error 80072ee2.

Windows errors are notoriously difficult to solve, especially errors that related to Windows updates, because they all returning a general message without further information.

Error 80072ee2 is common in all versions of Windows, starting from Windows 7/Windows Server 2008 R2 to Windows 10/Windows Server 2012 R2. This error can appear when you are installing updates via WSUS or when downloading updates from the Windows Update Center over the Internet.

80072ee2: why this error occurs?

First of all, you have to know what causes this error. When you try to connect to the Windows server to download the latest updates, the system is unable to establish a connection, hence the error message that is displayed on your screen.

Windows could not search for new updates, An error occurred while checking for new updates for your computer. Error(s) found: Code 80072EE2

error 80072ee2

Possible solutions for the Windows update error 80072ee2

Error code 80072ee2 according to the Windows Update error table on the MSFT site is interpreted as follows: ERROR_INTERNET_TIMEOUT (-2147012894) The request has timed out. This means that the system cannot access the Microsoft Update or WSUS sites.

Solution 1. Check your Internet connection and access to Windows Update web-sites

First of all, it is recommended to check that your computer has access to the Internet. Try to open a website in the browser. If the access to the site is available, the following picture will appear:

windows update error 80072ee2

Solution 2. Check Proxy and Firewall settings

Check if you are using a proxy server. If you do, double check the settings in the Internet Explorer and make sure that the proxy does not require a username or password to connect. If it does, the easiest way is to disable the proxy server during the duration of the windows update, although you can also create a workaround by setting your firewall to allow the connection to the Windows Update directly without going through the proxy.

If you are connecting to the Internet through a firewall, make sure that the following websites addresses are allowed in its settings:
HTTP: //* HTTPS: //*

Solution 3. Reset System Proxy Server Settings

If your computer has been infected with spyware in the past — or it is at the moment — then the spyware might have modified your Internet Explorer settings to use a proxy server. Open the cmd.exe utility (by typing CMD in the Start menu) and run the following command:

netsh winhttp import proxy source=ie

Solution 4. Re-register WU dlls

Some dll files might have become unregistered — due to a various factors — which could trigger the Windows update error 80072ee2. In this case, open elevated cmd.exe, and re-register some dlls by pasting the following lines:

regsvr32 oleaut32.dll

regsvr32 jscript.dll

regsvr32 vbscript.dll

regsvr32 softpub.dll

regsvr32 msxml.dll

regsvr32 wintrust.dll

regsvr32  initpki.dll

regsvr32 cryptdlg.dll

windows update error 80072ee2 dlls

Solution 5: Change MTU setting to 1492

Wrong MTU setting can also cause 80072ee2 error. This is the rarest occurrence that may cause the 80072ee2, but your computer’s MTU setting might be incorrect. In this case, you simply have to set the MTU value to 1492 and try Windows Update again.

Solution 6. Fixing error 0x80072ee2 then updating via WSUS

If you receive Windows Updates from internal Windows Server Update Services (WSUS) server, open the Registry Editor (regedit.exe) and go to branch: HKEY_Local_Machine\Software\Policies\Microsoft\Windows\WindowsUpdate and check the WUServer and WUStatusServer. Verify that the correct WSUS server names are specified here.

80072ee2 registry

If you don’t want to use internal WSUS (but you want to receive updates directly from Windows Update), remove these parameters from the registry and restart the “Windows Update” service with the command:

net stop wuauserv && net start wuauserv

error 80072ee2 wuauserv

Solution 7. Lack of resources in the AppPool WSUS

If you are using WSUS server, perhaps the error is due to a lack of resources in the AppPool WSUS on a server. The solution is to remove the limit on the consumed memory.

Open IIS Manager Console > Application Pools > WsusPool > Advanced Settings. Change Private Memory Limit to 0 and restart IIS.

error 80072ee2 fix

Solution 8. Error 80072ee2 on a guest VM on Hyper-V

Sometimes when using Hyper-V, you may encounter a situation where Windows does not want to update inside the virtual machine (we ran into this on Windows Server 2008 R2). The system gives an error 80072EE2 and does not give any explanation. As it turned out, the error is related to the transmission parameter of large packets in the properties of the host network card. As a host, we have a physical server on which Hyper-V is deployed.

To solve the problem, run the Device Manager on the Hyper-V host and open the properties of the physical network card:

80072ee2 network

Then go to the Advanced tab, find and disable 2 settings Large Send Offload V2 (IPv4) and Large Send Offload V2 (IPv6). These settings are responsible for segmenting the network adapter of large data packets.

How to fix windows update error 80072ee2

Save the changes and perform a new update search on the virtual machine.

These are all possible solutions to the Windows update error 80072ee2. In case you still cannot fix the error, leave a comment below and we will try to assist you.

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