and it says the disk drive D is not formatted

[yvergenz]

why my 2GD SD card wont read whats the reson? please help me

 

[me 1]

If you have something on it then try first a recovery utility, maybe right from the manufacturer.Save your files, then try to format (usually FAT32) it or by right click or by computer management in removable storage, select drive, right click and format.