Removing multiple windows installations

By visiting this site, users agree to our disclaimer. The members, admins, and authors of this website respect your privacy. All logos and trademarks in this site are property of their respective owner. The Conversation Follow the reactions below and share your own thoughts. Leave a Reply Click here to cancel reply. Apple Mac iPhone. Tech-Recipes By visiting this site, users agree to our disclaimer.

To verify this, use the Qfecheck. For more information about Qfecheck. Run the update installer with the -z switch to instruct the installer not to restart after the installation. Add the -m switch for Quiet mode if you do not want prompts or messages to appear during the installation.

The update installer is one of the following programs:. You can also create a batch file to do this. The following sample batch file demonstrates this method:. When the update installer calls the GetFileVersionInfo function on a binary from this list, update installer refers to the binary that is already loaded instead of the binary that is actually present in the target location.

Because the binaries that are listed in the KnownDLLs registry key load into memory at startup, the update installer must replace the target binary with the fixed binary before the computer restarts. Therefore, the update installer does not create a Pending File Rename Operation to replace the binary at restart. Instead, the update moves the current binary to a temporary location, puts the fixed binary where the current binary was, and then creates a Pending File Rename Operation to delete the current binary when the computer restarts.

It does not do anything with Pending File Rename Operations that perform delete operations. All Windows NT 4. If you install two or more Windows NT 4.

The following scenario shows why QChain may not put the correct binary on the system:. Both packages contain Kernel Package A includes Kernel Because package A includes version 3, the update installer identifies the need for file replacement. The update installer moves the Kernel Package B has version 2, and the hotfix therefore identifies the need for file replacement.

Because package B installed most recently, the package B Kernel Therefore, it loads into memory when the computer restarts. As a result, the computer now has Kernel Instead, the update installer maps the file that is actually present in the target location, and then calls GetFileVersionInfo on the mapped file. Therefore, you can use QChain.

When you do so, the latest version of a file is installed, regardless of the order the updates are installed. If you replay the previous scenario, and use post-SP2 Windows updates, the hotfix in package B maps package A's Kernel Version 3 is later than package B's own Kernel Therefore, package B does not replace the Kernel Summary This article describes how to install multiple Windows product updates for example, critical updates, security patches, or hotfixes that use Hotfix.

Command-line options for the Update. It permits faster installations of multiple updates on a single computer. Ninite Pro has a new web interface. Click here to learn more. Our website is free for home use money-wise, but also free of ads and junkware because Pro users keep Ninite running.

Toggle navigation. No clicking next. Just pick your apps and go. Always Up-to-date You don't have to watch for updates. Our bots do that. Here's what's new: Edge updated to Wednesday at am Thunderbird updated to Wednesday at am more news.