Second (right) USB3-port have an USB3-hub connected. To this hub, two separate HDD with USB3-interface works fine as well as a hardware key.
Standard USB-memory does not work, in same ports on hub used for HDD.
I have tried 10 different (different brands, or 2+2 are the same, and different contents) with same result - none gets visible in Linux Mint 19.3 Cinnamon.
With the first (left) USB3-port, all USB-memory works, with same hub.
The HDD,s power supply is just by USB.
The hub seems to be
Code: Select all
Bus 002 Device 006: ID 05e3:0626 Genesys Logic, Inc.