After the win7 installation, the DVD driver can't open the solution.

There is user feedback. After installing the win7 system, I want to open the DVD drive, but I can't open it. In this case, many users do not know how to solve it. In fact, it is not difficult to solve this problem. The following small series will share with you the solution about the DVD driver after the win7 installation, interested users may wish to learn!
Method 1:
1, press “Win+R” "Run” box, enter the “regedit” character command and press Enter;

2, expand to the left of the open Registry Editor:
HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlClass file entry;
3, right click on the file “ delete the upper and lower level filter information & rdquo;
Method 2:
1. Click on the mouse and click “Start” menu, type “Disk Management”,
2, select “Create”, and “Format Hard Disk Partition”. Find the problematic CD-ROM drive in all hard disk partitions;
3, right-click and click “Change disk name and path” to restart the computer and reload.