A:AnswerNo this adapter does not work with your computer.
You need to use the model NS-PWLC663, that should work with Samsung NP550xta using the N9 tip.
David M. - Insignia Support
A:AnswerHello,
We have tried our best to have this adapter work with as many computers as possible, however I will like to suggest to get in touch with us at the link below so we can confirm the compatibility of both devices.
Itzel I. - Insignia Support.
https://www.insigniaproducts.com/contact-us