I previously installed Paint.NET and removed it (imprudently, I might add) by deleting its program files. Now when I try to reinstall it via the executable file found within the zip file here it says an error occurred during installation (after it had at least attempted to remove the previous installation).
The first thing to do is properly remove the failed install using a tool like Revo Uninstaller. Once that is completed you have a much better chance of being able to perform a fresh install.
If you have trouble with Revo it's well worth trying theProgram Install and Uninstall Fixit.
According to this your
Instead you sould use Microsoft Fix It. Download and run the utility, select
After that it most propably will install fine.