If you want to revert to the old driver version, windows have the driver rollback feature.
Click on START - CONTROL PANEL - SYSTEM - HARDWARE tab - Device Manager.
Double-click the 4965 adapter for which you want to restore the driver.
Click the Driver tab, and then click the Roll Back Driver button.
hey! I have dell N5010 with intel processor core i3 . I cannot find wireless driver for it and because of it wifi is not working.Please help me!