How to lock USB sticks on a PC? – Block USB ports

If you have a computer, surely in it you keep important personal information, such as work documents, school assignments, personal documentation that you have scanned and endless data that you jealously guard.

From having Windows Defender scan USB drives automatically to removing shortcut viruses on PCs and USB drives , nothing can get out of hand with something so delicate.

And is that not only malware can invade your computer, but anyone with access to your PC could extract your documents with a simple USB and a little time.

Furthermore, when inserting the portable device, it would have the possibility of being the cause of the infection, as it has a virus. Especially if your PC is not properly protected. It is convenient to know which are the best antivirus for USB memory for these cases.

In this sense, to preserve the information that we fear losing, we would be able to do almost anything. It is right at this point, where the tool that we bring today comes in. A USB port blocker.


usb locked

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With this tool, we can limit or block USB memories on a PC so that they do not have the possibility of accessing our computer.

The instrument, of which we have spoken to you, is the USB Flash Block Unblock ”. More specifically the job it does is disable or block the USB inputs.

This blocker is portable, that is, you should not install anything on your computer. You just run the program and configure the USB ports.

But before that, you wonder how do I get it? Don’t worry, you can download it directly from the internet, searching for it by name.

Likewise, you also have the option of downloading it from the “Kioskea” page, quickly and safely. What we will find at the end of the download is a compressed file, a “.zip”. We must unzip it to obtain an icon in which a USB can be seen.

The file should then be right-clicked. Now, we will go on to choose the option “Run as Administrator”.

In this way, we will see the interface of the blocker, this is quite simple and we will directly find what we are looking for.

Step by step to lock USB sticks

Having already downloaded and unzipped the file that gives us access to this fabulous tool, we must follow the following steps.

First, run the USB Flash Block Unblock. Then, we will see the options of the program at the same time that it shows us the status of our USB device, that is, if it is enabled or not.

We must connect the USB memory or pendrive, to be able to configure that port. If you want to check the reading status of the USB input, keep the “Computer” window open.


connect to USB port

When inserting the USB, we will see that the icon that represents it appears in the “Devices and drives” section. We return to the blocker interface, and we will select from the options the one we want, we can block or disable. Changes are saved by pressing the blue “Floppy”.

Now proceed to extract the USB drive that we use to customize the preferences, and so when you insert it again you will see the changes.

For example, if you chose to disable it, when connecting a portable device to the port, you will not get the icon in the “Device” folder that allows you to access the memory.

To revert the changes, or access, you must insert the USB into the port, and from the blocker choose the option to enable it.

For the changes to be processed correctly, you must press the “Floppy” and remove the device. Just like you did before. As a bonus, we recommend that you do not leave the portable blocker file on your desktop.

If possible, keep it in the safest place you can think of. Or where you think that no one else would think of looking. This will ensure that the information is safe from undesirable persons when locking USB sticks on a PC.

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