Summary:

The most anxious situation is that the USB drive unrecognized by windows causes data inaccessible. This article will show you how to solve such issue.

There is a risk of data loss when the Windows fails to recognize a USB device. Fortunately, you can always use a USB data recovery software such as Bitwar Data Recovery to restore data from your USB flash drive. Once you've safely backed up data, there are several things you can do to fix "USB Flash Drive Not Recognized" issue on Windows.

Recover data from USB Flash Drive with Bitwar Data Recovery

Bitwar Data Recovery is a fast, reliable and safe data recovery software with powerful functions.
It can restore lost data caused by accidently deleting, formatting, virus attacking, system crashing or other unknown reasons under Windows 10/8/7/XP etc. You can restore all lost data with four simple steps. If you can't find lost data by quick scan, please try the Deep Scan again. 

Steps to recover data from USB flash drive

Install the software to your PC and follow tutorials below to recover data from USB flash drive.


Setp 1. Launch the Bitwar Data Recovery and choose "External Device Recovery" on the Standard Mode. If it can not be recognized by windows, you should choose "Lost partition recovery" to scan the flash drive first.
Step 2. Choose the connected USB flash drive and then click "Next".
Step 3. Choose the file types you want and then click Scan.
Step 4. Double click the file to preview, choose the files you want and then click "Recover" to save them to a partition of the computer or other external devices. After data recovery, you can fix the USB flash drive not recognized error without worrying data loss.

Solutions to fix "USB flash drive not recognized" error

Solution 1: Check your USB ports

If your USB ports are not functioning properly, Windows cannot detect your USB flash drive.
 
Navigate to Start >> Control Panel >> Hardware and Sound >> Device Manager >>Universal Serial Bus>> Click on Uninstall >> Click on Scan for Hardware Changes
 
If Windows still doesn't recognize your device after these steps, your USB ports are faulty.

Solution 2: Try the USB flash drive on another PC

If you are not sure whether it is the problem of USB flash drive or the computer port, you can try to connect it to another device.
 
Find a new PC >> Plug the SD card with the card reader to check

Solution 3: Update your device drivers

If your device drivers are outdated, Windows may display a USB drive not detected the error. To update your device drivers,
 

• Press WIN+X and then choose Device Manager
• Find the Universal Serial Bus controllers
• Right click on the USB device's driver
• Update Driver Software, click Ok
• Plug the USB flash drive again with the computer

Solution 4. Disable the device and then enable again

• Press WIN+X and then choose Device Manager
• Expand Disk Drives or Memory Technology Devices
• Right click on the USB device
• Disable Device, right click on the USB device
• Enable Device, plug the USB device again with the computer

Solution 5. Assign new drive letter for the SD card

• Press WIN+X and then choose Disk Management
• Right click on the USB device
• Change drive letter and paths
• Assign the following letter
• Choose a new drive letter and click OK 

Solution 6. Load BIOS default

This situation is common in public places like café, net-bar, school computer room and office. USB interface is disabled because of the safety of computer.

• Turn off the PC/Laptop
• press F1, DEL, F2 (Depends on the motherboard manufacturer)
• Load setup defaults
• Save and exit
• Reboot the computer
• Plug again the SD card to check

Solution 7. Format the USB flash drive

If your USB device is not damaged physically and you can't solve with the the above solutions. You should recover data from USB device before and then format the USB flash drive.
 
Convert the USB flash drive to NTFS:
 
1. Open This PC/Computer > Find the RAW disk;
2. Right-click it by choosing Format > Select the file system - NTFS and rename it;
3. Click Start > OK.
 
With all these solution, you can solve the problem of " USB Drive not Recognized". Don't forget to restore your precious data before doing so, Bitwar Data Recovery is always here for you!

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