On Sun, 07 Mar 2021 11:17:19 -0600 Gregory P. Ennis wrote: > I have used lsblk, fdisk -l, and 'dmesg | tail' none of which > demonstrate that the Centos 8 host is recognizing the SD card. Is the card formatted? Can you format it on that computer? -- MELVILLE THEATRE ~ Real D 3D Digital Cinema ~ www.melvilletheatre.com