Formatting a memory card, flash drive or device using a PC
How do I format my memory card, flash drive or device using a PC?
NOTE: All SanDisk memory cards and flash drives come pre-formatted and do not need to be
formatted out of the box. Memory cards are formatted with the following standards:
SD/microSD
2GB or lower
FAT16
SDHC/microSDHC
4GB to 32GB
FAT32
SDXC/microSDXC
64GB or higher
exFAT
CompactFlash
up to 128GB
FAT32
CompactFlash
256GB
exFAT
Reformatting will clear file system corruption or quickly erase everything on the device. If re-
formatting is needed, follow the steps below.
WARNING: Backup all your data before formatting. Formatting will erase all data on the
memory device.
Formatting your memory device:
1. Double-click My Computer, or Computer (for Vista and Win7)
2. Right-click the drive letter associated with your memory device, then select Format
(in the sample image below, we right-clicked on H:).
WARNING: Make sure you select the correct drive letter.
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