You will never be charged for downloading these files for backup purposes. If so, use 7-Zip or a similar archive utility to extract the files and run the relevant executable file (usually setup.exe).
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. Once trial versions expire, they will revert back to reduced functionality, essentially becoming file viewers.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.