If yes, uninstall it, unlug the SD Card reader, and restart your computer. Now, plug into the SD Card Reader and check if the issue is fixed. Clean Boot disables all third-party background ...

[gilmour509] posted a thorough gallery of a new custom-built computer and case made to look ... involves a 3 1/2″ floppy disk that hides an SD card and works like a regular USB flash drive ...

This guide shows how to connect up an SD card reader to a Ben Eater style 6502 homebrew computer and use it to read data from SDHC cards. The tutorial ends with being able to read arbitrary sectors ...