8 Top Free USB Security Software and Antivirus for Windows 11 and 10 PCs

USB drives are well-known carriers of viruses and malware. It can easily affect your PC while you connect to your PC. In other words, every time you connect a USB drive to your Windows machine, malware may attack. USB drives are prone to malware because of the Windows OS Autorun feature.

Most of us install an antivirus program on Windows PC but forget about the security of USB drives. Normal antivirus is good enough to protect your PC, but it may not secure you from malware attached to USB drives. This is why you need special USB security software.

USB disk security tool comes with many other features also, but the main function of this application is to protect your PC from all kinds of viruses that can enter through the USB drive. If you are concerned about PC security, you should install USB security software apart from the normal antivirus.

This article will provide you with some top free USB security software and antivirus that will protect your Windows PC.

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Free USB security software and antivirus tools.

USB security software automatically scans your USB drive as and when connected to your PC; it does not let your PC be affected by malware. There are several USB security tools available over the internet; we have collected some of the top applications, and these are:-

Autorun Deleter

Windows USB Blocker
BitDefender USB Immunizer
Panda USB Vaccine

KASHU USB Flash Security
USB Disabler
Phrozen Safe USB

USB Disk Security.

Autorun Deleter

Autorun Deleter is a free USB security software that disinfects and deletes Autorun.inf virus. Autorun.inf virus keeps coming after deleting it manually; hence you need a special program to disinfect it. Autorun Deleter is a portable app, and there is no installation required.

Before connecting a USB drive to the PC, run this portable tool. This freeware tool will delete the infected file and change the Windows registry to ensure that it does not appear again.

Just run the Autorun Deleter program, connect the USB drive to the PC, and click the big icon to delete the autorun.inf virus. Once the software deletes the autorun.inf file, you will be informed that “You are done.” To exit the application, click the “x” button.

Download Autorun Deleter

You can download the free Autorun Deleter app from here.

Windows USB Blocker

Windows USB Blocker is actually not an antivirus tool but protects you in other ways. It is a simple USB security software that allows you to block and unblock your USB port to access. Blocking and unblocking storage devices on any windows system can now be done very easily and effectively with a Windows USB Blocker.

Once you have downloaded and installed the Windows USB Blocker, after running this tool, if the USB port is unlocked, it will show UNBLOCKED.

To block all available USB ports on your Windows 11/10 PC, click on the Block USB Port button. It will instantly block the access of all USB ports.

After blocking with a single mouse click, you can protect your PC from unauthorized data access using the USB drive.

Download Windows USB Blocker

This freeware utility can be downloaded from the official website. It is compatible with Windows XP, 2003, Vista, 7, 8, 10, and 11.

BitDefender USB Immunizer

BitDefender USB Immunizer is another freeware tool to immunize both the SD card and the USB storage devices against unwanted crapware. The tool prevents malware from running its autorun.inf file on your PC. However, there is an option to turn the autorun feature on or off according to your requirement. One should remember that if you accidentally use any infected USB drive without immunizing, it may infect your PC.

Download BitDefender USB Immunizer

BitDefender USB Immunizer is a free utility compatible with Windows XP, Vista, 7, 8, 10, and 11. You can download it from the official website here.

Panda USB Vaccine

As the name suggests, this tool also prevents malware infections on your computer systems. It is different from the other tools as it offers two types of vaccinations: USB Drive Vaccination and Computer Vaccination. It helps you to disable the autorun feature completely on Windows PCs so that no malware can enter through the infected USB storage devices.

Download Panda USB Vaccine

You can download the latest version of the free utility Panda USB Vaccine from the official website here.

KASHU USB Flash Security

KASHU USB Flash Security is a free tool that helps you to password protect your USB device. The tool encrypts all your stored data in the device using the AES 256-bit encryption. Before you encrypt your device, make sure to take your data backup to perform formatting of the USB drive.

Download KASHU USB Flash Security

You can download this free utility from here. One should note that the free version has limited support of up to 4GB of USB devices only.

USB Disabler

USB Disabler is a small but powerful program to enable or disable USB storage access on your Windows computer or laptop. This program comes with a straightforward interface that allows you to do the following action:

It can Disable any USB storage / PenDrive access to your laptop or pc.
You can set Read-Only mode to USB storage / Pendrive, which means nobody can copy your personal documents over their removable storage.
You can reset everything back to Normal, so your own USB Storage / Pendrive will be functioning as usual.

Download USB Disabler

You can download this free tool from the official website here. It is compatible with Windows 11, 10, 8, 7, Vista, and XP.

Phrozen Safe USB

Phrozen Safe USB features a similar function as above mentioned tool USB Disabler. This tool offers three different ways to handle USB drives:-

USB Devices Activated – In this mode, the USB port is open for all kinds of usage.

USB Devices Read Only – In this mode, the user can only read the USB device’s contents but cannot modify, copy, or delete its content.

USB Devices Disabled – In this mode, the USB device is disabled completely and won’t even be detected on your Windows PC. You can opt first or second option according to your need to read or write on the USB drive.

Download Phrozen Safe USB

Phrozen Safe USB is compatible with Windows XP, Vista, 7, 8, 10, and 11. You can download the latest version of this free utility from here.

USB Disk Security

This free software features USB Shield, which monitors your computer for any unwanted program like a virus, USB Scan, etc. It scans your USB device as and when plugged into the PC. This free utility even password protects the device, which encrypts the data stored in the device. It also prevents Safe Web Navigation and Data Loss Prevention from your USB device.

Download USB Disk Security

You can download the latest version of USB Disk Security from here.