If you do not see your model listed below, please see the user manual that came with your laptop or contact your laptop manufacturer. the Laptop Tech asked if I would log into DellConnect so he could change some settings in my laptop. Click the + sign next to System Configuration. Immediately start pressing the F2 key once per second (if the computer boots into Windows, shut down the computer and try again). With the computer powered off, press the power button. This is not a complete list of every laptop on the market. Solved: My new Studio XPS laptop keyboard is locked. Make sure the Keyboard backlit option is enabled in the BIOS. Below is a list of popular laptop models and the location of the wireless switch for each.