1. Press and hold the
Windows key and the letter
R on your keyboard
2. You will see a
Run box in the lower-left corner of your screen
3. Type
dxdiag in the text field
4. Click
OK 5. If the option is available, click the button
Run 64-bit DXDIAG (see screenshot below)
6. If that button is not available, just ignore this step.

7. Click the
Save All Information button, found on the bottom of the DXDIAG report
8. Save this text file to your
Desktop if possible
9. Open the text file, select all the text inside (Ctrl + A) and copy it (Ctrl +C).
10. Go to
http://hastebin.com/, paste the contents of your DXDiag inside (Ctrl+V) and click Save on the webpage (Ctrl+S)
.11. Copy the link of the page in your post, along with a precise description of your issue.