"I saved some data to my SanDisk Cruzer 8GB USB flash drive yesterday. When I insert my USB flash drive to my computer today, it shows unformatted error on the drive. Windows pops up message when I click the flash drive. It says that disk drive is not formatted do you want to format it now? Checking properties, it displays the USB drive as RAW file system and unknown device. How can I get back the data when the USB drive shows unformatted error?"
"Although My 8GB SanDisk Cruzer USB drive can be recognized as a removable disk in My Computer, it stops working and I cannot access the drive normally. I tired to access the USB drive in My Computer and under Disk Management, but I got the same error message that you need to format disk drive before you can use it. Can I access the USB drive without formatting?"
It is a bad experience if SanDisk Cruzer 8GB USB drive is inaccessible when it contains lots of important data, but the good news is that you will not lose any data even if the USB drive is not accessible due to not formatted error. You just need to employ professional data recovery software, with which you can restore those inaccessible files from the flash drive. The data recovery software can not only help you recover files from SanDisk Cruzer USB flash drive, it also allows you to retrieve files from other brands of flash drive such as Sony, Lexar, Transcend, Toshiba and Kingston, etc.
Step1. Plug the SanDisk Cruzer 8GB USB flash drive to your computer. Download, install and run data recovery software and then choose a proper recovery module.
Step2. Choose the USB flash drive so that the software can scan. You just need to wait in the scanning process.
Step3.Choose the files to preview, and then you can select all files you need to recover them in batch.
Usually, as long as the USB flash drive is not physically damaged, you can retrieve files from an unformatted USB flash drive. When data has been restored, you need to fix the not formatted error if you still want to use this USB drive to store data. Usually, formatting is one of common solution for unformatted error fixing. Therefore, you can format your SanDisk Cruzer 8GB USB flash drive to fix the error and change its file system. It usually takes a little time to format an 8GB USB flash drive, so you can fix the error efficiently. It may take much more time to complete the formatting if you choose to complete the flash drive.
In some situations, Windows fails to complete the formatting on USB flash drive if your USB has had sectors or other issues. If you receive message that Windows was unable to complete format when you format on the USB flash drive, you can try to do following things:
1. Run anti-virus program to check if the flash drive is infected with virus and kill all possible virus if possible.
2. Right click USB flash drive and select "Properties", and then click "Check now" button under "Tool" tab. Finally, you can try to fix the system errors and repair bad sectors on the USB flash drive.
3. After repairing bad sectors, you can continue to format the USB flash drive. You can perform full format on the USB flash drive.
With data recovery software for flash drive, you can restore data from your SanDisk Cruzer USB flash drive whenever you run into to problem above.
The similar problem can also occur on an SD card, and you can use the data recovery software to recover photos from formatted SD card, recover delete files from SD card and restore unformatted SD card lost data.
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