Hacking Micro SD Not Working on R4 SDHC Dual Core

[Rioluwott]

hi my micor sd is not working on my r4 i have 2 micro sd one its myne and another of my brother
and my brother micro sd is not working i want it to work because my brother will have a r4 soon so anybody know about this

My brother´s Micro Sd its

SanDisk
4gb
Micro SD HC

its this a micro sd issue? the micro sd have the same files of my micro sd

 

[Rezatron]

Try doing a 'full' format of the microSD (with size adjustment set to 'on') using the program below:

https://www.sdcard.org/downloads/formatter_4/