My windows 7 areo theme does not work but the device manager shows video card up to date..what to do?

hi friends ..i am using HCL laptop with windows 7 ultimet operating system a few days ago i re installed windows 7 ultimet , i found that my aero theme effect was not working , it said



" The current video card may support Aero with a driver that is compliant with the Windows Display Driver Model (WDDM). Contact the manufacturer of your computer or video card for a WDDM-compatible driver."



but it worked good before reinstalling it , and i even tried to update the video card in net by device manager but it said the video card is upto date....what shall i do...

( i am using windows 7 ultimet , on HCL notebook computer k38 PDC)|||It sounds like a problem with your drivers. Try completely uninstalling display drivers via device manager then go to your video card manufacturer's web site and download/install the latest drivers.|||Try this first...



Go to control panel ,, action center,,,troubleshooting and click display aero desktop effects..



Good Luck...!!|||Go to hcl website i dwn win 7 32bit vga driver for your laptop