Win7 fault repair: install update 8024402f error is solved

There are users who are aware of the unknown error message box with the fault code 8024402f when running the Windows Update online installation system update in Windows 7. Let's take a look at the cause and repair of the unknown error of the 8024402f in the Windows 7 installation update.

Failure analysis of 8024402f error code in Win7 installation update

1, Internet network connection is busy, too many Windows Update server update requests;

2. The program running on the computer prevents the Windows Update Service from accessing the Internet. Programs that might do this include firewalls, anti-spyware, web accelerators, Internet security or anti-virus programs, or proxy servers;

3, system services Cryptographic Services or related Windows system files are corrupted or missing .

Troubleshooting 8024402f error code in Win7 installation update

1, please check if the Internet connection is smooth, close Windows Update, then restart the computer, try connecting to Windows Update again later; Still have problems, 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 Windows Update again.

2, please turn off all third-party firewalls, anti-spyware, web accelerators, Internet security or anti-virus programs with background monitoring before executing Windows Update; if using a proxy server, cancel the proxy server.

3. In the Start menu, expand “All Programs"-“Accessories"-“System Tools", right click on “command prompt”, in the popup In the right-click menu, select “Run as administrator", and then at the command prompt: SFC /SCANNOW, note the spaces after SFC.

Or use the "One-click repair system function" in the repair master component of Rubik's Cube Optimization Master. In the process of repairing, you can press Ctrl+C to terminate the repair at any time.

4, we re-register some system files, take the registration system file CRYPTDLG.DLL as an example, in the command line window opened in step 3, type the following command and press Enter to execute:

REGSVR32 C:\\\\Windows\\\\system32\\\\CRYPTDLG.DLL

5, use the same method to register system files in sequence: DSSENH.DLL, GPKCSP.DLL, INITPKI.DLL, MSSIP32 .DLL, RSAENH.DLL, SCCBASE.DLL, SLBCSP.DLL, SOFTPUB.DLL, WINTRUST.DLL. (Just replace the CRYPTDLG.DLL part of the command REGSVR32 C:\\\\Windows\\\\system32\\\\CRYPTDLG.DLL with the above module files.)

6, after re-registering the above system files, Please restart the system to have the system reload the repaired system service Cryptographic Services. Then try connecting to Windows Update again.

A batch file for registering the above files is provided here, and the following code is written into Notepad, and then saved as “registered.bat”, the extension is bat, not txt.

Regsvr32 /s C:\\\\Windows\\\\system32\\\\CRYPTDLG.DLLRegsvr32 /s C:\\\\Windows\\\\system32\\\\DSSENH.DLLRegsvr32 /s C:\\\\Windows\\\\system32\\\\GPKCSP .DLLRegsvr32 /s C:\\\\Windows\\\\system32\\\\INITPKI.DLLRegsvr32 /s C:\\\\Windows\\\\system32\\\\MSSIP32.DLLRegsvr32 /s C:\\\\Windows\\\\system32\\\\RSAENH.DLLRegsvr32 /s C :\\\\Windows\\\\system32\\\\SCCBASE.DLLRegsvr32 /s C:\\\\Windows\\\\system32\\\\SLBCSP.DLLRegsvr32 /s C:\\\\Windows\\\\system32\\\\SOFTPUB.DLLRegsvr32 /s C:\\\\Windows\\ \\system32\\\\WINTRUST.DLL

Under the above registration system file, the Windows 7 installation update has an unknown error of 8024402f and should be removed.