Basically file system refers to the way how data is organized and stored. Basically there are two type of file systems they are FAT and NTFS. FAT32 is one of the advancement in previous versions but supportive till earlier versions of windows 7 whereas NTFS is supported in operating systems above windows 7 and Mac also.
Now lets discuss about the need to convert external disks or hard-drive partition to FAT32 from NTFS. Need to convert NTFS to Fat32 can be anything such as unsupported backup system which uses FAT32. It’s not a easier task to convert it back to FAT32 as you are already using the latest file system but its not like that you can’t, this can be done by use of software. I recommend you people to use the software mentioned below to convert hard disk partition from ntfs to fat32 in windows 7 and vice-versa.
Refer to the steps below to checkout how to convert hard disk partition from ntfs to fat32 in windows 7:
Firstly Download AOMEI Partition Assistant Professional from http://www.disk-partition.com/download.html
Step 1: Double click on downloaded setup of AOMEI Partition Assistant to run, click on “Yes”.
Step 2: Make sure that NTFS to FAT32 radio button to convert the particular disk and click on “Next”.
Step 3: Select the partition which you want to change and press “Next” button.
Step 4: Click on “Proceed” to continue.
Step 5: Conversion will take few seconds after this you”ll see “Finish” button click on it, now changes are done.
Step 6: To view changes go to “Properties” option of the partition, here on “File System” it will appear as “FAT32”.