Solved: FAT32 Option Not Available in Windows 10/8/7

February 15, 2019

Here you can learn the reason of FAT32 option not available and the best solution of this problem.


“I want to format my SD card with disk management, but it seems that the ‘format option’ has no ‘FAT 32’. The file system only shows me “NTFS”. How can I format it to FAT32? What should I do? Is there any solution?”

FAT32 Option not Available

Why FAT32 option not available?

Sometimes you may need to format drive to FAT32, for example, many devices only recognize FAT32 and do not recognize exFAT/NTFS (such as PSP, XBOX360, some TVs and some XP machines without exFAT patch). Thus, many users would like to format drive to FAT32. However, you may meet the problem that FAT32 option not available when you do a partition format operation in Windows 10/8/7. Why this problem appeared? It is usually due to that your partition is larger than 32GB. Because the default Windows format option only allows the FAT32 partition on drives that are 32GB or less. In other words, Disk Management won’t allow you to format 64GB SD card to FAT32. And this is why FAT32 option is not available shows in Windows 10/8/7. But fortunately, if your drive is larger than 32GB and you want to format it into FAT32 in Windows 7/8/10, you can use a third party software to do this operation.

How to format flash drive to FAT32?

Here provides you two methods to format flash drive to FAT32 in Windows 7 for example. And you should check the capacity of your flash drive in advance. If your flash drive is 32GB or less, the two methods below can help you. Otherwise, turn to Method 2 directly. First of all, you should connect you flash drive to your computer, and make sure it can be detected.

Method 1. Format flash drive to FAT32 with Disk Management

1. Right click “Computer” icon from desktop and select “Manage”, then click “Disk Management” to open the disk management.

2. Find your flash drive and right click it, then choose “Format” option.

3. In the next window will pop to ask confirm for the formatting action, as all data on the partition will be lost. Click “Yes” to continue.

4. Then you can modify Volume label, choose file system from FAT32, NTFS and exFAT, set allocation unit size, etc. And you can follow the default settings, too. After that, click “OK”.

5. Click “OK” button to continue when asked “Formatting this volume will erase all data on it. Back up any data you want to keep before formatting. Do you want to continue?”

Method 2. Format flash drive to FAT32 with third party software

If the FAT32 option not available in Disk Management, you can try to use a third party formatting software to complete this operation can be a good choice. Compare with other software, here I highly recommend best free AOMEI Partition Assistant-a powerful tool which provide you many useful functions like format partition. You can use it to format your drive to FAT32 easily and effectively. You can use it to format USB flash drive, SD card, as well as other storage drive in Windows 10/8/7, Windows Vista and Windows XP. The following example will show you how to format flash drive to FAT32 in Windows 7. Let’s see the specific steps:

First of all, please connect your USB drive to your computer and make sure it can be detected.

Step 1. Download, install and run AOMEI Partition Assistant, you will see the main interface. Right click the partition and select “Format Partition”.

Format Partition

Step 2. In the pop-up window, choose “FAT32” from drop-down menu next to “File System”. And you also can specify “Cluster Size” under file system if you need to. Then, click “OK” to continue.

Choose FAT32

Step 3.After that, it will go back to the main interface. Preview the virtual result and click “Apply” > “Proceed” after your confirmation.


* If your flash drive shows up as unallocated space, you can right click it and select “Create Partition” to create FAT32 partition directly.


These operations are simple and fast, follow these simple steps, you can successfully solve the problem that “FAT32 option not available” and format flash drive to FAT32 easily and effectively. You can use the function of Format Partition to format USB drive from FAT32 to exFAT as well. AOMEI Partition Assistant is such a powerful partition format tool. Besides format/create partition, it also has many other powerful function such as resize/move/delete partition, disk copy, migrate OS to SSD, create bootable media, wipe hard drive and so on. You can upgrade to AOMEI Partition Assistant Professional to get more advanced features.