Earth win7 system when running the dos command prompts not a solution for internal or external commands

  
                                     

1. First, right click on the “Computer” icon on the win7 system desktop, and then select Properties;

2. In the open interface, click on the advanced system settings on the left. Then click on the "Environment Variables" button;

3, look at what is inside the PATH value, for example, some software will be changed to C: PRogram Files (x86) StormIICodec; C: Program Files (x86) Storm II Also delete the real system file address, then add %SystemRoot%System32;%SystemRoot% to the value of PATH, this will solve the problem.

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