Frequently Asked Questions:
1. What should I do when installing patches using Windows Update? There are many reasons why the Windows Update update fails. You can start by troubleshooting the following ideas: 1. Run the regsvr32 wupdinfo.dll command to re-register Windows Update. 2. Check if the system date is set correctly. Many friends found that they could not use Windows Update after setting the date to an earlier year. 3. Use a proxy server (preferably a proxy server in North America) or connect to the update site again in a different time. Many unpredictable network problems will also affect the use of Windows Update. 4. Clear the IE temporary folder, delete all files except the xml file format under C:Program FilesWindowsUpdateV4, and confirm whether IE supports ActiveX. 5. Make sure that your computer has port 443 enabled. This port is a dedicated port for SSL (Security Socket Layer). Windows Update detects the user's local environment (ie click on “View for Update” link) This port will be used. 6. Run the “regsvr32 iuctl.dll /u” command to search the system for iuengine.dll and iuctl.dll files and delete all search results. 7. Copy the error code to the Microsoft site or google search. In most cases, you can get a solution. Windows installed with pirated installation disk often cannot use Windows Update. 8. It is not possible to only download the patch file to the hard disk and then install it. 2: I am a campus network user, how to use Windows Update for online updates? Users who have difficulty using the campus network or accessing the external network can use the following two methods: 1. Use a proxy server to connect to the Windows Update site. 2. Use Windows Update in the domestic mirror site, these sites are updated synchronously with Microsoft, the following several speeds are faster: Xi'an Jiaotong University: Xiamen University: Shanghai Jiaotong University: 3: After I use Windows Update, there are still residues in the system Many installation folders, how to clear? Windows Update generally deletes the temporarily stored installation files after the patch is installed. Most of the above situations are caused by the installation interruption. You can uninstall these files through a program called Remove Hotfix Backups. The download address is After running, click the “Remove Backup Files and Add/Remove entries” button. 4: Why do I have just updated the system, Windows is still frequently prompted to have new patches to update? In addition to this problem, the following problem may occur: On the Windows Update site, when searching for available updates, there is a patch file that was installed in the list of available updates. Turn off the Windows AutoUpdate prompts by switching to the "Automatic Updates" tab in the "System Properties" dialog box, uncheck "Always keep my computer up to date".
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