How to Repair a USB Drive? (A Step-by-Step Guide 2025)
A USB flash drive is an essential tool for storing & transferring data. However, it can sometimes become corrupted, unreadable and unresponsive. If your USB drive isn't working correctly, don't panic! You can often fix it using built-in tools/software on your computer. Follow these steps to repair your USB drive for recover your data. For Easy and Homemade tutorials visit our site GainTECH4IT.com.
Check the USB Port and Cable
Before assuming that your USB drive is faulty, test it on a different USB port or another PC/computer. Sometimes, issue is with port rather than drive itself. Also, try using a different USB cable if you’re using an external hard drive.
Scan for Errors Using Windows Built-in Tool
If the USB drive is detected but not working properly, you can scan and fix errors using Windows tools:
- Insert the USB drive into your PC.
- Open File Explorer and right-click on the USB drive.
- Select Properties > Tools > Check under "Error Checking."
- Click Scan and Repair Drive and follow the prompts.
For macOS users:
- Open Disk Utility (found in Applications > Utilities).
- Select the USB drive and click First Aid to repair it.
Use Command Prompt to Fix the USB Drive (Windows)
If the above method doesn’t work, use the CHKDSK command:
- Open the Command Prompt (type cmd in the Windows search bar and run as administrator).
- Type the following command and press Enter:
- chkdsk X: /f /r /x
- (Replace X with the actual drive letter of your USB).
- Wait for the scan to complete and check if the drive works.
Reinstall USB Drivers
If your USB drive is not being recognized:
- Open Device Manager (press Win + X and select it).
- Expand Universal Serial Bus controllers and find your USB drive.
- Right-click and select Uninstall device, then restart your computer.
- Reinsert the USB drive to reinstall the drivers automatically.
Format the USB Drive (Last Resort)
If nothing works and the drive is still detected, you may need to format it:
• Open File Explorer, right-click on the USB drive, and select Format.
• Choose FAT32 or NTFS and click Start (this will erase all data).
Repairing a USB drive is often possible using built-in tools. If drive is physically damaged, professional data recovery may be needed. Always keep backups to prevent data loss in the future.