Hi korhal24,
If Network Controller drivers are not working, it means that the Wireless drivers are missing from the computer. This system is shipped with the following Wireless Cards:
Dell Wireless 1397 802.11 a/b/g/n + WiMAX
Dell Wireless 1510
Dell Wireless 1520
Intel® 6200
Intel® 6250
You can check your System Configuration. You can download and install the Wireless driver that was shipped with your system Here.
Please reply if you have any questions.
I recently had to restart my Dell Studio 1749 and now my network controller driver isn't working. Can someone please help me find the right driver.

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