![Install kb4474419](https://cdn3.cdnme.se/5447227/9-3/screenshot_3_64e629479606ee7f889a24a8.jpg)
I’m not sure about Win 7 SP1, but searches for KB numbers at Windows Update at Control Panel | Windows Update | View Installed Updates never worked correctly on my old Vista SP2 machine (and wouldn’t list any update manually installed with a standalone. When searching, enter the full KB number in the search box (e.g., enter KB4474419 and not a partial string like 4474419). Go to Control Panel | Programs | Programs and Features | View Installed Updates and search there for KB4474419. msu installer) is that KB4474419 is already installed on your desktop computer.
![install kb4474419 install kb4474419](https://i.stack.imgur.com/MXCU9.jpg)
According to the MS support article for KB4474419 there are no prerequisites for this update, and as far as I know KB4474419 has not been superseded (replaced) by a newer update, so I would agree with PKCano the most likely reason for that error on your computer (assuming you are certain you have a 64-bit OS and downloaded the correct 64-bit. The MS support article Windows Update Troubleshooting lists some of the common causes of this “ The update is not applicable to your computer” error. I use Webroot Internet Security, but since I successfully downloaded the file, I can’t see where disabling it would make any difference to the installation. I think I would rather continue to dismiss the warning on Firefox than start editing the registry. Searches present a variety of solutions, not all of which apply. If anyone else has run into this problem, I would appreciate their input. I checked for installed updates in case it was already installed, but it was not in the list. It was set to Manual start, so I set it to Automatic start, but I’m not sure if that would make any difference in a stand-alone installation. I checked my Services and saw that while the Windows Update Service was running. I double-checked that I had the correct file downloaded, and I do. I got a pop-up saying, “The update is not applicable to your computer.” I downloaded the appropriate file from the Microsoft catalog, created a backup and a system restore point, and tried to install the patch.
![install kb4474419 install kb4474419](https://downloaddossier.com/wp-content/uploads/2022/05/how-do-i-update-windows-7-kb4474419.jpg)
I did a test run on my Windows 7 laptop last week with no issues, so I decided to update my desktop machine. I knew I needed KB4474419, but wanted to be sure it wouldn’t mess up a system that was already working. Firefox is my preferred browser, and I finally got tired of dismissing the message about an available update that appeared when Firefox 100 came out.
![Install kb4474419](https://cdn3.cdnme.se/5447227/9-3/screenshot_3_64e629479606ee7f889a24a8.jpg)