A:AnswerThe laptop does not include an internal optical disc drive. If you need to use CDs or DVDs, you can connect an external USB DVD/Blu‑ray drive to the laptop via USB port.
A:AnswerWe apologize for the confusion. The USB C port on the laptop does not support DisplayPort Alt Mode. Hence the Dock can still be used for connecting USB peripherals however external display connected through Dock will not be compatible.
A:AnswerWe apologize for the inconvenience caused. We recommend you contact Dell Technical Support to assist you with resolving the issue by troubleshooting or part replacement. To answer your original query, you can use the options given in the Best Buy Return/ replacement policy link: https://www.bestbuy.com/site/help-topics/return-exchange-policy/pcmcat260800050014.c?id=pcmcat260800050014.
A:AnswerYes, that laptop is more than good enough for use with a 3D printer. This Dell laptop is a strong and reliable machine for 3D printing workflows and will handle everything you need comfortably.