Windows 7 installation update causes and fixes for 8024402f error code

        With the release of Windows 7 system by Microsoft, more and more users have changed from Windows XP system to Windows 7 system. When the user reports that the Windows Update online installation system update is running in Windows 7, the error message box with the error code 8024402f is encountered. Let's take a look at the cause and repair of the unknown error of the 8024402f in the Windows 7 installation update.

8024402f-WindowsUpdate encountered an unknown error

Win7 install an update failure 8024402f error code appears analyze

1, Internet network connection is busy, WindowsUpdate server update excessive number of requests;

2, a program running on the computer to prevent Windows update service access the Internet. Program might do this include firewalls, anti-spyware, Web accelerators, Internet security or antivirus programs, or proxy server;

3, system services or related CryptographicServices Windows system file is damaged or missing.

Win7 install an update failure 8024402f error code appears exclude

1, check the Internet connection is smooth, close WindowsUpdate, and then restart the computer, try to connect again later WindowsUpdate; if there is still Problem, try to avoid the peak hours of the Internet, choose a time period when the network connection is relatively busy, and try to connect to WindowsUpdate again.

2, before performing the WindowsUpdate turn off all third-party firewalls have a background monitoring function, anti-spyware, Web accelerators, Internet security or antivirus programs; if you use a proxy server, cancel the proxy server.

3, expand the Start menu "All Programs" - "Accessories" - "System Tools," "Command Prompt" Right-click in the pop-up menu, select the "Administrator Run as identity and then execute at the command prompt: SFC/SCANNOW. Press the Enter key

4, we re-registration of the system file to register the system files CRYPTDLG.DLL, for example, type the following command: REGSVR32C: \\ Windows \\ system32 \\ CRYPTDLG.DLL
< BR> 5. Register the system files in the same way: DSSENH.DLL, GPKCSP.DLL, INITPKI.DLL, MSSIP32.DLL, RSAENH.DLL, SCCBASE.DLL, SLBCSP.DLL, SOFTPUB.DLL, WINTRUST.DLL. (Just command REGSVR32C: \\ Windows \\ system32 \\ CRYPTDLG.DLL part CRYPTDLG.DLL in turn replaced by the above-mentioned documents to each module)

6, after the above re-register system file, restart the system To enable the system to reload the repaired system services CryptographicServices. Then try connecting to WindowsUpdate again.

summary:

by the above registration system file, Windows7 install the update appear 8024402f Unknown error should be lifted. I hope that the reason and repair of the 8024402f error code in the Windows 7 installation update described in this article can help the reader. More knowledge about the Windows 7 system has yet to be explored and learned by the reader.