Setting path in Windows 7 command prompt [duplicate]

From the Start Menu, right-click Computer on the right side. In the appearing window, select Advanced system settings in the left area - the System properties will appear. Select Environment Variables... at the bottom.

Change the Path variable there and it will be always active.

You need to do the following:

1. Go to Control Panel --> System and Security --> System
2. Click Advanced system settings
3. Click Environment Variables
4. In the System Variables area, locate the Path variable, highlight it and click Edit...
5. Make the required changes, Click OK, OK, OK

That will save your changes permanently.