Bluetooth and USB 3 can clash. USB 3 ports and cables often sit in a frequency range that interferes with Bluetooth, which shows up as short range, dropouts, or devices that refuse to stay connected.
This site explains the interference pattern in plain terms and points to practical changes: cable routing, port choice, adapters, and placement.
If Bluetooth only misbehaves near a particular dock, hub, or hard drive, this is the place to understand why - and what to try next.