1. The mouse from the top right corner of the computer scan, click Search, in the search box input regedit.exe, and then press ENTER build confirmation.
2. Find the project: HKEY_LOCAL_MACHINE and click on the left side of the small triangle to expand.
3. Locate system and click on the left side of the small triangle to expand.
4. After the expansion of the project to find ControlSet001, and click on the left side of the small triangle unfold.
5. After the expansion, we find the project control, and click on the left side of the small triangle unfold, don't worry, right away.
6. Find the item sequentially: Graphicsdrivers configuration
7. Right-click configuration Select Find and enter scaling in the dialog box that pops up.
8. Find scaling, double-click to open
9. In the pop-up dialog box, the numerical data has the original 3 to 4, since this is done, again into the game is already full screen state!