If so, use 7-Zip or a similar archive utility to extract the files and run the relevant executable file (usually setup.exe). In some cases the downloaded file will be an IMG format.Some security applications might quarantine setup.exe forcing you to manually whitelist the appropriate files.
To get them to work again would require you to reinstall your Windows operating system – using a restore point or any similar image-based solution is unlikely to work. However, before you proceed, bear the following points in mind: We've rechecked all the links as of the time of publishing this update to ensure that they're fully working.