The pen drives or USB drives, and the like hard drives, store bits of information in each sector of the unit. Some of these sectors become unusable, so here we will see what to do to repair bad sectors and recover a damaged USB stick.
The bad sectors are inevitable virtually any storage unit. For many it has become a habit to have to deal with this type of inconvenience from time to time. But for an inexperienced user it can be scary to see a disk error message when connecting a pendrive.
There are two types of bad sectors:
- Logically damaged sectors: these types of errors are due to software problems and can be repaired.
- Physically damaged sectors: these are due to physical damage to the pendrive or housing unit.
So let’s see how to remove bad sectors and repair a corrupted pen drive or USB stick.
Repair bad sectors on USB stick
With Windows Explorer
The most direct option to repair bad sectors of a USB is through Windows Explorer. This allows you to check the mass storage connected, to find the bad sectors and recover them.
First you must connect the pendrive to the computer. Windows might automatically display the message “You want to check and repair the removable disk (E:) “, as shown in the image at the beginning of the entry. You can also go directly to This PC and manually launch the repair process. Then follow the steps below:
# 1. Right click on the pendrive drive and choose the Properties option .
# 2. Now click on the Tools tab at the top of the Properties window .
# 3. Then, click on the Check button , which will run the Disk Error Checking utility .
# 4. The error checking process will take a short time to complete and will notify you if there are any errors on the flash drive. Even if the utility does not find any errors, you can continue with the repair if the pendrive is not working correctly.
# 5. If the checker utility finds an error in memory, it will allow you to choose between two options: Schedule the repair for the next restart or Restart now.
# 6. You can select the Restart now option to start the repair process immediately, or you can choose the other option to do it when you restart the system later.
It is recommended that you do not manipulate or turn off the computer while the repair process is in progress.
Repair bad sectors using CMD
If the graphical interface utility has not worked for you, then you can go to the Command Prompt to repair your damaged USB drive or memory.
You can use the Check Disk command to check and repair your storage drive.
# 1. You must open the Command Prompt with administrator mode. You can right-click the Start button and select Command Prompt (administrator).
# 2. Now you must check if there is an error in your unit, for which you must use the following command:
* This time the letter F is the one assigned to the storage unit. You need to write the appropriate drive letter in your case (it can be F, G, etc.).
# 3. Next, proceed to repair the errors found in the unit, for which you must use the following command:
chkdsk / f F:
Alternatively, you can find and repair USB drive or USB drive errors simultaneously. To do this you must use the following command:
chkdsk / f / RF:
With these commands you will be able to repair any defective sector at a logical level that your pendrive has. You must restart your computer after the repair process is complete.
The above methods not only work with a USB memory stick, but also work with hard drives, external hard drives, SD and MicroSD cards.