How To Write-Protect USB Flash Drive

Many times, it is necessary for us to write protect the USB flash drive to protect it from viruses and other malicious programs. Since flash drives are so popular and the most commonly used to transfer data between computers, are a prime target for attackers as a means to spread the infection throughout the computer world. In addition, the memory as the USB drive is read-only (ROM), the data within it can easily change or remove malicious software.

But unfortunately, most of the new flash drives do not come to write a function to protect producers seek to reduce production costs. So the only way to write protect the USB flash drive is to turn this feature on your computer.

This can be done by adding a small section in the Windows registry, which acts like a switch that can be enabled to use read-only or disabled to allow write access. Just follow these steps:

1. Open the registry editor (Open the window "Run", type regedit and press "Enter").

2. Go to the following registry key:

HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Control \

3. Create a new key called StorageDevicePolicies. To do this, click the control, and then click New> Key and name it as StorageDevicePolicies.

4. Now, right click StorageDevicePolicies and create a New DWORD> (32-bit) Value and name it as WriteProtect.

5. Double-click WriteProtect and set the data value to 1.

Now, the right protected USB drives are disabled on your computer (no reboot needed), and therefore would not be possible that someone or some program to add / remove content from a USB flash drive. All attempts to copy or download files on a USB cable to the following error message is displayed.

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