How to set up win7 computer will run more smoothly?

We have been involved with the win7 computer for a long time. Naturally, although the configuration of the computer is fixed, there are always some ways to make our computer run more smoothly, so that our computer load is smaller, then what are these settings? Here? Xiaobian here is an example of win7 iso image download, for everyone to introduce it in detail!
1. First, let's press the win+R shortcut on the keyboard to open the computer's running window, then Enter gpedit.msc in the window and click Enter. After opening the group policy editor window of the computer, click on the “Windows Settings” "Windows Settings"→“Security Settings&&&&&&&&&&&&&&&&&& Strategy & rdquo; & rarquo; & ldquo; security options & rdquo; & rarquo; & ldquo; security options & rdquo;, then the network security in the right window: forced logout after the login time is exceeded.
2. Open the computer's Group Policy Editor window as above, and then click to expand & ldquo;User Configuration”→“Administrative Templates”→“Windows Components”→“WindowsMediaPlayer”&rarr ;“Play”, then double-click the Allow Run Screen Saver in the right window to set the status to Disabled.
3. The third setting is still in the Group Policy Editor window, let's expand “Administrative Templates”→“Windows Components”→“Internet explorer”, then the right window Blocking bypasses the SmartScreen filter warnings disabled.