1) Verify that Ubuntu knows about your SD card slot and what to do with it 2) Verify that Ubuntu knows you inserted something 3) Verify that Ubuntu understands ...
To mount an SD card using the terminal, use the command sudo mount /dev/sdb1 /media/sd-card -v. Alternatively, you can utilize “Disks”, a ... How to Mount SD Card in Linux? · Method 1: How to Mount SD... · Conclusion