U disk inserted win7 system computer display free space 0KB how is the matter

U disk inserted win7 system computer display free space 0KB how it happened

1, press “ Win key + R key & rdquo; combination Key, enter "ldd; cmd" in the open running window, press Enter to confirm;

2, then enter "ld";format g: /fs:fat32” (g is U disk in the open command window Disk drive letter), and then press the Enter key;

3, when the command window prompts "Press Enter …" after the preparation, press the Enter key to enter the next step;

4, after the command window is completed, you can close the command window, remove the U disk safely and re-insert the U disk to complete the operation.