Board Thread:Support Requests - Getting Technical/@comment-39340968-20200731014051/@comment-9605025-20200731031803

Unless you are targeting something that was inserted using custom JS, yes. That selector will select elements with an href value that is exactly "UpnCbs06"; nothing more and nothing less. Take a look at the various selectors to figure out which one is best for what you are trying to do.

selectors reference