Let Windows 7 system lose weight 3GB

As everyone knows, in order to speed up the operation of the system, Windows provides a virtual memory mechanism. In Windows 7, the default is to enable this function, and the virtual memory file is on the system disk. For example, a 2G memory machine, the virtual memory file size is 2G, we can completely remove him, leaving room for the system disk.
Specific setup process:
First step, right click on My Computer on the desktop and select Properties. You will see the system about the interface, in the upper left corner of the window, the Advanced System settings.
Step 2: In the setting window of the new popup window, select the first setting button. Go to the Performance setting and select the Change button at the bottom of the Advanced tab to enter the interface for setting virtual memory.
Step 3: First remove the checkmark in the first checkbox so that we can modify the size and position of the virtual memory ourselves. Select the system partition in the disk list, select No paging file, click the set button next to it, then select the non-system partition, select System managed size below, and click the set button. If a dialog box appears in the middle, please select OK.