Add Yahoo as a preferred source to see more of our stories on Google. Temp File Cleaner 4.4 promises to rid your PC of the temporary files and other "junk" that can and should be thrown out regularly.

Q. Every now and then I get a message on my screen that says a document I’m trying to open is “in use by another user” or is “locked for editing by another user,” and my only option is to open it as a ...