Clean hotfix uninstallers?

What is hotfix uninstallers? It's 40mb there I can get ride off, should I clean it with CCleaner? Or just leave it alone?

Thank you!

What is hotfix uninstallers? It's 40mb there I can get ride off, should I clean it with CCleaner? Or just leave it alone?

Thank you!

You can remove them, since it's found to be safe. But if you have a lot of disk space, you can just leave them alone.

They are folders, that contains data to UNinstall installed Microsoft updates.

Okay, thank you ;)