[SOLVED] SD Card Reader not working in Windows 10 [This Fix Works]

1 – Open Control Panel – Administrative Tools
2 – Open Computer Management
3 – Look for a Removable Disk which does not have a letter assigned to it.
4 – Right click on it and choose Change Drive Letter and Paths…
5 – Click Add button and assign a letter to it
6 – Click OK
7 – Insert SD Card in Reader a window should pop up

Done