By Teresa / Last Updated August 13, 2020

Format 128GB SD card to FAT32 for different devices

SD card, like USB flash drive, is built with larger and larger capacities in recent years. Back to 10 years ago, most SD cards like micro SD and SDXC are available in only MBs to GBs. Anyway, with the demands increasing and technology developing, large capacity device like 16GB, 32GB, 64GB and 128GB are the most necessary products.

FAT32 is a file system that has great compatible with many machines and devices. For example, it is readable and writable in classical device like Nintendo 3DS and PS3/PS4. What’s more, it also works in Android operating system developed by Google Company. Besides, when the SD card cannot be recognized, it is not a bad choice to format it to the right and readable file system. No wonder so many users want to format SD card for 3DS and Android. Well, no matter you format 128GB SD card for Android or 3DS, it is important to find a way out.

How to format 128GB SD card to FAT32 in Windows 10?

As we know, Windows offers snap-in hard drive and partition format tools, Disk Management and Diskpart. One can use these tools to format hard drive partition and external drive with ease. However, when it comes to formatting 32B+large capacity partition or drive to FAT32, none of these tools work. In Disk Management and File Explorer, you will find there is no FAT32 option to choose from. And in Command Prompt, the error would be: the volume is too big for FAT32. Therefore, it is necessary to turn to a third-party format software.

AOMEI Partition Assistant Professional is an all-around disk partition manager that allows you to format large hard drive like 32GB, 64GB, 128GB, 256GB or even 2TB micro SD card or SDXC card to FAT32 in Windows 10, 8, 7, XP, and Vista. Apart from formatting large capacity storage to FAT32, you can use this tool to format hard drive to Ext2, Ext3, Ext4, exFAT or NTFS for different purposes. During the format, partition label and cluster size are available to edit. Why not download demo version to have a free try?

3 Steps to format 128GB Micro SD Card with ease

Before you do, please backup files before formatting because the formatting will wipe all data on the SD card.

Step 1. Plug in the SD card to your PC via an SD card reader if necessary. Install and launch AOMEI Partition Assistant.

Step 2. At the main interface, you can see the SD card is displayed right behind your existing hard drive. Right click the SD card and then select “Format Partition”.

Format Partition 128GB

Step 3. At this window, specify the partition label and select FAT32 from the drop-down list, and then click “OK”.

Select File System 128GB

Step 4. Finally, click “Apply” to execute this operation.

Apply Proceed 128GB

NOTES:
If the 128GB is a new SD card, it’ll be shown as unallocated space. You can right click it and select “Create Partition” to create a new volume with FAT32 file system based.
If the current file system of the 128GB SD card is NTFS, you can use the “AOMEI NTFS to FAT32 Converter”, which is able to convert the file systems between FAT32 and NTFS rather than formatting, so the data will be intact.

Summary

You can format 128GB SD card to FAT32 like a breeze with the help of AOMEI Partition Assistant Professional. Actually, it is really a good assistant and provides many other great functions. For example, it helps you to boot Windows from SD card, wipe SD card, clone SD card, transfer OS to SSD, convert disk between MBR and GPT without deleting partitions and more. To enjoy such features on Windows Server, you can try AOMEI Partition Assistant Server.

FAQ

Question: What does FAT32 mean on SD card?

Answer:FAT32 file system on SD card that means you cannot save a single file that is bigger than 4GB to this SD card. To break this file size limit, choose NTFS or exFAT file system instead.

Question: How do I format my SD card to FAT32?

Answer: To format an SD card to FAT32, the built-in Windows Disk Management, Diskpar.exe and Windows File Explorer can help a lot. But they can not format large hard drive over 32GB to FAT32.

Question: Why can't I format my SD card to FAT32?

Answer: The FAT32 file system has a 32GB partition size limit. You cannot format a 32GB+ partition to FAT32 via Windows built-in tools. Luckily, you can switch to some partition software.

Question:How do I format a 64gb micro SD card to FAT32?

Answer: Due to the 32GB partition size limit of FAT32, we can not format a partition larger than 32GB to FAT32 through Windows built-in tools. Instead, you have to ask the third-party software for help.

Question: How do I convert exFAT to FAT32?

Answer: There is no way to directly convert the file system from exFAT to FAT32. The only method is to reformat this partition again.

Question: How do I format my SD card to FAT32 on my phone?

Answer: On Android phone, tap on “Settings” > “Storage” or “SD & Phone”, select the option “Format SD card”.On Windows phone, locate the “Settings” >“storage” or “phone storage”option and tap it on. Then tap on “Format SD card”.