Command Prompt is a very important function in win7 system. The command prompt can facilitate us to query some information in the system and solve many problems. But some friends sometimes encounter the situation that the command prompt cannot be opened! Let's take a look at the solution to the win7 command prompt cannot be opened.
1. First, go to the control panel interface.
2. Click the "Advanced System Settings" option at the bottom of the left pane to enter the property setting window.
3. In the opened system properties window, switch to the "Advanced" tab, and then click Environment Variables. In this window, we change the default variable name and variable value to path and %SystemRoot%\system32. After completion, Click OK to save, and then restart the computer.
