That's a bummer. Have checked to see if the optical drive is registering in the BIOS setup?
It is possible to replace optical drives in many notebooks. I replaced the original DVD-RW drive in my Asus G50Vt with a Blu-ray burner
i7-8700K, H100i v2, RoG Strix Z370-G Gaming, 16 GiB, RX Vega64, 960Pro SSD, 5TB HDD, Define Mini-C, SS-660XP2, C32HG70, RK-9000BR, MX518