Good day to you. In regards to your issue usually Acer Laptop
users are facing
problem with the Webcam Driver while migrating to Windows 7. While other
devices work with the Windows 7 inbuilt drivers, the Acer Crystal Eye
Web cam device needs an explicit Driver.
You can install this one to make your crystall eye webcam to work. This version works well with windows 7
Click the link to download: http://www.techrena.net/downloads/Acer_Camera_Suyin_v.18.104.22.168_Win7x86x64.zip
> After download this file, just extract it to your computer using Winzip.
> Then install the driver
> Then restart your pc to finalize the installation
After that your acer crystall eye webcam should work. Hope this work for you in resolving your issue. Have a great day.