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I got my alienware m17x R2 last year and a few weeks ago for some reason the Optical drive decided to stop reading any form of DVD CD that i put in. I have tried all types (dvd movie, dvd games, software) but can't figure out why it has started doing this.

Please share the troubleshooting steps performed by you. You may check in ‘Device Manager’ if the wireless card is detected or not and if detected is there any exclamation mark, question mark or red X on wireless card. Please follow the steps below: