Why does the memory capacity of your compact flash memory card shrink?
Apparently most formatting apps (including Windows) dont format
SD cards correctly.
I found some software on Panasonic's site that does, this
actually restored a few of my "shrinking" cards to the proper
Format mechanism is differ from File System to File system of
For example using FAT16/FAT32/NTFS file system in Win-XP or
higher, occupies more space for 'System use' functionalities.
In the case of ExFAT(a.k.a. FAT64) file system, it will use less
space for 'System use'.
For best result to SD/MMC/SDHC cards, please use Panasonic "SD
Memory Card Formatting Software Ver.2.0" which am currently