It seems like you're encountering issues with your optical drives on Windows 7, especially when it comes to copying CDs/DVDs or creating them on the fly. The discrepancies in read and write speeds between the two drives can indeed lead to functionality problems. Here are some steps you can take to troubleshoot and resolve the issue: 1. Check Device Manager: - Go to Device Manager (you can right-click on the Start button and select Device Manager). - Check if there are any exclamation marks or warnings next to your CD/DVD drives. If so, there may be driver issues. 2. Update Drivers: - Right-click on the problematic drive in Device Manager and select "Update Driver." - You can also visit the manufacturer's website for your...