4 Methods | Convert RAW to FAT32 for Micro SD Card/USB, No Data Loss

Roxanne updated on Jan 22, 2021 to Data Recovery Resouce | How-to Articles

A USB, SD card, or external hard drive may become RAW suddenly and the data on it will be inaccessible. To help you regain access to your files and use your storage device again, we will show you how to recover data from the RAW drive and then convert RAW to FAT32 with professional RAW to FAT32 converter.

Raw to FAT32 Conversion - Do it in quick steps:

raw to fat32

  1. Step 1. Recover data from the RAW sd card, USB or external hard drive (optional).
  2. Step 2. Launch EaseUS free partition manager and choose Format.
  3. Step 3. Configure the partition label, and choose FAT32 as the target file system.
  4. Step 4. Click Apply to convert RAW to FAT32.

How to fix the RAW device or convert RAW to FAT32 on SD card, USB? Mostly, when SD card, hard drive, USB, etc., becomes RAW, Windows will detect the error and pop up with a warning message as shown below: "You need to format the disk in Drive *: before you can use it. Do you want to format it?"

Windows prompts to format RAW drive.

Don't rush to click the Format disk button. This will cause data loss. Follow the content below, and pick up the best RAW to FAT32 converters to fix RAW devices without losing any data:

How Do I Convert Raw to Fat32 without Losing Data

"Does anyone know how do I convert raw to FAT32 without losing data on a USB drive? I have a 64GB SanDisk USB flash drive that saves about 20GB of files but it turns to RAW for no reason.

Is there a way that works to change the RAW file system to FAT32  on my USB and allows me to reuse those files again?"

RAW, also known as RAW file system, is a state that indicates your hard drive, SD card, USB, or external hard drive has no or unknown file system. With a RAW file system on SD or USB, it's called RAW SD, RAW USB, etc. When this issue occurs to your device, you can neither open the device nor access the saved data.

How to Fix RAW Error? Best 4 RAW to FAT32 Converters Free Download

If a USB flash drive, SD card, or external hard drive shows as RAW, you won't be able to open the device and access the files on it. In this part, you will learn: 1. Why do storage devices become RAW; 2. Ways to convert RAW to FAT32, convert RAW to NTFS again.

Why does your storage device become RAW

When you see the file system of your storage devices is shown as RAW, it could be one of the following cause that makes your device RAW:

  • The device has not been formatted with a file system yet
  • The file system of the device is not recognized by the computer
  • The file system of the device is missing or damaged

3 Tools to Convert RAW to FAT32 

So how do I fix a RAW USB? As stated above, the best way out is to format or change the file system of your RAW micro SD card, USB, or external or internal hard drive to a Windows supported file system, such as FAT32, NTFS, etc.

Here, we collected 4 tools that can help you execute the operation within only a few simple clicks:

  1. #1. 3rd-party RAW to FAT32 Converter for SD, USB, Hard Drive - All Levels of Users
  2. #2. Convert RAW to FAT32 in Windows File Explorer -  Beginners
  3. #3. Change RAW File System on Device to FAT32 in Disk Management  - Experienced Users
  4. #4. Convert RAW SD/USB to FAT32 via DiskPart CMD - Administrators
Converting RAW file system device to FAT32 or NTFS using the above-presented methods may cause file loss. You should perform RAW file recovery first to retrieve your data first.

How to Recover Data from RAW SD Card, USB in Windows 

Applies to: Restore all valuable files from the RAW device to another secure device before RAW to FAT32 conversion. 

If you don't need to perform RAW data recovery, jump to the methods below to convert RAW to FAT32 directly.

To help you access and recover the data on your RAW SD card, USB, external hard drive or other storage devices, you'll need to turn to a reliable hard drive recovery software for help.

EaseUS Data Recovery Wizard with its Quick Scan and Deep Scan features will thoroughly scan rescue the RAW drive and find all your precious files successfully. This video guide shows you how to recover data from RAW SD cards or USB flash drives with EaseUS Data Recovery Wizard. Watch this video and follow the steps to fix your problem.

Follow the steps below to recover files from the RAW device with three simple clicks:

Step 1. Locate and scan the RAW hard drive.

On EaseUS Data Recovery Wizard, locate the RAW drive and then click "Scan". The program will automatically scan all lost files and data on the RAW drive.

If the RAW drive lost its label, it will be detected as "Lost Partition".

select the raw drive

Step 2. Find and preview found data in the RAW drive. 

When the scanning process finishes, find lost RAW drive data in "Deleted Files", "Lost Files" or "Existing Files". Filter and Search features also can locate the found files with ease. Check and double-click each file to preview them. 

scan the raw drive

Step 3. Restore and save RAW drive data.

Choose the found files from RAW Drive and click "Recover" to save the items to a new location.

select files and click recover

EaseUS data recovery software also supports OS crash recovery, virus attack recovery, and lost partition recovery other than RAW drive recovery. It's well worth trying.

After getting all your previous data out of the RAW drive, move to the following tutorials to convert RAW devices to FAT32 without worrying about data loss.

Method 1. Use Third-party RAW to FAT32 Converter for SD, USB, Hard Drive

Best for: All levels of Windows users.

Free partition software - EaseUS Partition Master is one of the third-party RAW to FAT32 converter that works to fix RAW error on storage devices with ease.  You can first use its Check File System feature to fix the file system error first. Then use its Format feature to convert RAW device to FAT32 or other file systems for free. 

#1. Check and Fix RAW File System Error 

Step 1. Open EaseUS Partition Master on your computer. Then locate the disk, right-click the partition you want to check, and choose "Check File System".

Check Partition - Step 1

Step 2. In the Check File System window, keep the "Try to fix errors if found" option selected and click "Start".

Check Partition - Step 2

Step 3. The software will begin checking your partition file system on your disk. When it has completed, click "Finish".

Check Partition - Step 3

After this, open File Explorer and check if your device is accessible again. If the device still displays as RAW, continue with the steps below.

#2. Format RAW to FAT32 on SD, USB


Step 1: Launch EaseUS Partition Master, right-click the partition you intend to format and choose "Format".

Format Hard Drive Partition - Step 1

Step 2: In the new window, enter the Partition label, choose the FAT32 file system, and set the cluster size according to your needs, then click "OK".

Format Hard Drive Partition - Step 2

Step 3: Then you will see a warning window, click "OK" in it to continue.

Format Hard Drive Partition - Step 3

Step 4: Click the "Execute Operation" button in the top-left corner to review the changes, then click "Apply" to start formatting the partition to FAT32.

Format Hard Drive Partition - Step 4

In addition to being a RAW to FAT32 converter, it also provides other functions that help you flexibly partition hard drive and even optimize the performance on your computer. 

Now, your SD card or other storage devices is no longer RAW. It's available for you to save the previous recovered data back on the drive again.

Method 2. Convert RAW to FAT32 in Windows File Explorer

Best for: Windows beginners, easiest.

For most beginners, they may not know that does the error message "You need to format the disk...Do you want to format it" mean. Some of them may directly click "Format disk" and format the RAW drive to a Windows supported file system then.

If you clicked the Format button, complete the formatting. EaseUS Data Recovery Wizard with data recovery steps as presented above can help.

If you clicked the Cancel button, we suggest you revert to the tutorial as shown in How to Recover Data part to let EaseUS hard drive recovery software to scan and find all your files first. Now, you are good to go with steps here to convert RAW to FAT32 for your micro SD card, USB, etc., in Windows File Explorer:

Step 1.Connect the RAW device to your PC.

Step 2.Open File Explorer, locate and right-click on the RAW USB or SD card, select "Format".

Step 3.Set the FAT32 as the target file system, tick "Quick Format" and click "Start" to convert RAW to FAT32.

Finish the formatting.

Wait for the formatting process to complete, your drive is with FAT32 file system now. And you can save the restored data back on your device again.

Method 3. Change RAW File System on Device to FAT32 in Disk Management

Best for: Experienced users that uses Windows 10/8/7/XP, etc.

Generally, When your SD card, USB, or external hard drive becomes RAW, it can still be recognized by your computer. Thus, you can also use Disk Management to format RAW to FAT32.

Here are the steps to format RAW device to FAT32:

Step 1. Connect your RAW USB, SD card to PC.

Step 2. Right-click on "This PC" > Select "Manage" > Click "Disk Management".

Step 3. Right-click the RAW USB, SD card and choose "Format".

Step 3. Set the file system as FAT32, NTFS or exFAT according to your needs, and then click "OK".

Convert RAW to FAT32 using Disk Management

When the formatting completes, close Disk Management. There, your device is no longer RAW and you can save data on the device again.

Method 4. Convert RAW SD/USB to FAT32 via DiskPart CMD

Best for: Administrators and experienced Windows users who knows how to use DiskPart CMD commands properly, difficult.

As for some advanced users and administrators, you may prefer to convert RAW to FAT32 using DiskPart CMD commands.

The only thing is that, if you use the "convert" command, you will inevitably receive the notification "chkdsk is not available for RAW drives".

Therefore, instead of using the "convert" command, you should apply the "format" command to convert RAW to FAT32 in DiskPart. Here are the steps to convert RAW to FAT32 using CMD:

In Command Prompt, you can also use the diskpart command to convert RAW to FAT32 by formatting:

Step 1. Connect RAW drives, USB, or SD card to your computer.

Step 2. Press Windows + R keys, type cmd and hit enter.

Open Command Prompt as an administrator.

Step 3. Type diskpart and hit Enter.

Step 4. Type the following commands and hit Enter each time:

  • list volume.
  • select volume X (Replace X with your RAW device.)
  • format fs=fat32 quick

Step 5. Enter exit to quit DiskPart.

When the process has finished, close the window and check the file system of your SD card, USB, or external hard drive by right-clicking the device and choosing "Properties". It should be FAT32 now.

The Bottom Line

This page explains what is RAW file system and what to do if Windows computer detects your RAW SD card or RAW USB flash drive. We also offered 4 reliable RAW to FAT32 converters to fix the RAW devices with ease.

To avoid unnecessary file loss, we suggest you apply reliable data recovery software like EaseUS Data Recovery Wizard to scan and restore all valuable files from the RAW device first.

Then you can apply a reliable method to convert RAW to FAT32 for your micro SD card, USB flash drive, etc., with ease.

RAW to FAT32 Conversion FAQ

If you have further questions in file system conversion, check questions and answers below. You may find a quick solution.

1. How do I convert fat32 to ntfs?

To convert an FAT32 device to NTFS, you have two options:

  • Format FAT32 to NTFS manually
  • Convert FAT32 to NTFS using EaeUS partition manager software

For a step-by-step guide, you may refer to Convert FAT32 to NTFS for help. 

2. Can exFAT be converted to FAT32?

To convert your exFAT device to FAT32, you can follow through the following steps:

  1. First, back up important data to another location.
  2. Next, apply EaseUS exFAT to FAT32 converter, Disk Management or CMD for help.
  3. Convert exFAT32 to FAT32 by formatting.

3. What do I do if Windows was unable to complete the format?

There are many causes that may prevent Windows from completing the format process on your devices, such as "The device contains RAW file system error", bad sectors, virus or malware infection, device is lockec, etc.

To fix this issue and complete the formatting on your device, you'll need to turn to professional solutions for help. Check out 7+ Fixes for Windows was Unable to Complete the Format in 2020. You'll get a way out.

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Frequently Asked Questions

1. Why choose EaseUS Data Recovery Wizard?

"EaseUS Data Recovery Wizard is the best we've seen. It's far from perfect, partly because today's advanced disk technology makes data-recovery more difficult than it was with the simpler technology of the past, but it's fast and efficient..."PCMag

"The first thing you'll notice about EaseUS Data Recovery Wizard Pro is that its interface is very clear and uncluttered, with only a small collection of self-explanatory controls. You won't find lots of extra options hidden in a system of hidden menus, either; what you see really is what you get."techradar

"Recover lost files, even after deleting a partition or formatting your drive."Macworld

2. Why cannot I recover 2GB data for free?

It is recommended to check the version installed is Free or Trial because they are different versions.

Trial has data preview function but cannot save any files, while the Free version enables to recover 2 GB files. The default free space is 500 MB and you may share the product on social media to get another 1.5 GB.

3. Why cannot the recovered files be opened?

A file is saved as 2 parts on the storage device: directory info (which is comprised by file name, time stamp and size info, etc.) and data content.

If the files with original file names and folder structures cannot be opened, one possible reason is the corrupted directory info. There is still a chance to recover the data content with the RAW Recovery method in our software.

4. Why isn't it suggested to recover the files back to the original drive?

The storage structure of the lost files would be altered or damaged by any changes on the drive. If you save the recovered files back to the same drive, the original data structures and data content would be corrupted or overwritten, which causes permanent data loss. So you should prepare another disk to save the files.

5. How can I check whether my data is recoverable or not before purchase?

The Free version helps you save 2GB files, so verify the recovery quality of our product before purchase.

6. How long does it take to scan the drive?

It strongly depends on the capacity of your hard drive and the performance of your computer. As reference,most drive recoveries can be completed in around 10 to 12 hours for a 1-TB healthy hard drive in general conditions.

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