USB-C hub
Connect storage, displays and peripherals through one accessory.
Short answer: only in part. Here is what is fixed, what is not, and what you can still do.
Source: Dell manual, page 24 ↗. Confirm your exact model before purchasing accessories.
External accessories add useful capacity and ports without opening the laptop.
Connect storage, displays and peripherals through one accessory.
Choose a USB-C Power Delivery charger with the output your setup needs.
These models have serviceable RAM and storage. Review the exact configuration first.