How do I clean up temporary files in a win7 computer?

I wonder if you have heard of the temporary files in the system? In fact, these so-called temporary files are our day-to-day operations accumulated down, most of them are garbage files, supposedly, the garbage file should be able to be anti-virus software or security guards clean out? But for the temporary document, there is a certain particularity, This special is because the temporary file is a file on the system disk, and the general garbage cleanup work does not involve the system disk, so the temporary file cleanup, we need to manually. So how do we clean up the temporary files in the Win7 pure version?

1. First, we open the Start menu, click into the Control Panel, and then in the Control Panel interface click into the system and security.

2. In the system and security interface, we click on the left menu of advanced system settings.

3. Next, the screen will pop up the System Property Settings window, let's switch to advanced this column, and then click on the environment variables below.

4. The next natural pop-up environment variable Settings window, we can see that there are two options in the list, both are temporary files, so we need to select separately, and then click on the edit below, in the editing window, in the variable value to re-enter a path. This path is not a system disk can be, you can set up a folder in other letter, dedicated to store temporary files, so that you do not waste C disk space!