My compyter is locked in to regin 2 but as I live in Australia and regin 4 is required,could you please help

Changing the DVD Region will allow you to watch or listen to CDs and DVDs made in other countries. To do this, follow these steps:

Note: Users can only change the DVD region code 5 times. After the 5th time, the region code is locked and cannot be changed anymore.

1. Takeout any CD/DVD from the driver
2. Select Start
3. Click Control Panel
4. Select System and Maintenance
5. Open the Device Manager
6. Click DVD/CD-ROM drives
7. Find the DVD or CD drive you want to modify and double-click it
8. Click the DVD Region Tab
9. Find the country the DVD was made and select it
10. Push Ok