Why doesn't my computer recognize DVDs after installing updates?
From CybertronPC Support
Please read the Microsoft Knowledge Base article linked below related to this topic :
Microsoft Knowledge Base Article for Upper & Lower Filters
To remove these entries, you may follow the instructions below.
- Download this file
- Unzip the file to your desktop by opening the '.zip' file, and dragging the U_L_Filters.reg file to your desktop
- Run the U_L_Filters.reg file
- Allow the file to modify your registry
- Reboot
Your CD-ROM should now be functional again.