What to do if my PC does not recognize the USB ports? – Quick and easy solution

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If you wondered how activate my USB port connection? If a device does not work or connect. Here we will show you what you can do to fix this problem and that you can connect any peripheral to your PC.

The technology USB came to revolutionize the world of computing, who spent a long time looking for a connector that was the standard around the world, to avoid incompatibility problems in electronic equipment. At the same time, USB technology has come a long way over the years, so the difference between USB 2.0 Y 3.0 it's abysmal in terms of speed.

How to enable the USB ports of a computer

Enabling the USB ports of a computer is not a difficult operation to perform, but you must know the steps you must follow to do it. To carry out Enabling on PC with Windows operating system there are several alternatives to do it and then we will show you.

The first way to enable the USB ports of your PC we will do it through the Windows registry editor. The steps are the following, go directly to the Windows icon at the bottom left. Clicking, You will enter the 'Start Menu'. In the search box you are going to write 'execute'.

You can also use the keyboard shortcuts to enter the search box and for this you just have to press the Windows keys + R. The Run box will appear on the screen and in it you must type the command 'regedit’ and 'then OK'. The next step is to follow the next sequence HKEY_LOCAL_MACHINE / SYSTEM / CurrentControlSet / Services / USBSTOR.

hand connect usb port

In the box on the right you must click on the option 'Start’ and a small box will appear and you will write in the chapter ‘Value number’ 3. And in the Base chapter you will select the Hexadecimal option and finally you will click on the Accept the option. To finish enabling the USB ports, you must close the open windows and restart your PC.

We'll show you another way to do it if this seems a bit confusing., the first thing you are going to do is use the keyboard shortcuts. Then press the Windows keys + X this action will generate a contextual menu on the screen and from which you will choose the option 'Device Manager', even though you can go this route Inicio> Panel de control> Hardware y sonido> Administrador de dispositivos.

The next step is to choose from the list the option ‘Universal serial bus drivers‘You should now look for the option that is displayed with an exclamation point. Hover over this option with the mouse and right click. A menu of alternatives will appear and you will select the option 'Enable device’ and a list that you have enabled USB ports.

What are the main reasons why my USB port is not working properly?

Once we have enabled the USB ports of our personal computer or Laptop it may not work properly yet. And this can have different causes that we will analyze below.

Dirty or damaged USB input

USB ports, being exposed to the environment, tend to get dirty, what can obstruct the entrance of the cable to which we are connected, so you can clean them periodically, using compressed air. Even though later we will explain how to perform this procedure correctly.

hand usb port

Another reason you may have problems with a USB port is a poor connection from a USB extension., since these are designed to lengthen or carry difficult places the USB connectionThey do it through a cable that connects to one of the ports. But if they are used incorrectly or have a poor connection, the port may appear inactive.

To finish and a little less often, your USB port may have been physically burned or damaged, if this is the case, you will not be able to connect any device and will have to use un ‘Hub’ to expand another port. This usually happens when we try to draw electricity from the USB port and it is not done correctly.

Malware or virus on your computer

One more reason that USB ports can be affected is because of some virus that disables the driver from them, for this it is essential to be careful with the memories that we put on our PC, since these viruses are generally difficult to remove. If you have an antivirus program, you can do a scan to dismiss this option.

Error code 43

There is another problem that can prevent the USB ports from working properly or simply generate an error code. As is the case with the code 43, which indicates that Windows does not recognize the USB port. Even though this code also usually appears when we connect an external disk, graphics card or any other device connected by this means.

portable usb input

Old-fashioned driver or driver

A reason why it may be USB connection disabled in any of the ports of your computer is that it has an obstacle with the drivers that control it, so you should always verify that they are updated and that they are enabled. But later we will show you how to properly update the drivers.

For this we must stop at the icon of the start menu and right click, a list with various options will appear, where we should look for one that says ‘devices’ and click on it. Then we will load a window in which we will have all the devices installed, from video to audio.

If we look, we will also find the intended to control USB ports. If we right click on it, we may notice that there is an option to check for driver updates. In the same way, we will have the option to both disable and enable.

If on the contrary it is enabled, then we can try to check for updates, This can also help us in case we have USB that works slowly. As a last alternative, we can try to restart our computer, because this can help us that if the problem was a controller, It is load again and any kind of error is eliminated.

What can I do to make my USB input work regularly?

As we have seen There are several causes of a USB port not working properly. But best of all, most of the solutions to these problems can be applied ourselves and without major complications.. Then, let's see what are the possible corrections we can make.

activate my usb port connection

Restart your pc

One of the first solutions that we can carry out and that to a high degree The correct driver or software problems are restarting the computer. Even though it may seem very simple, is usually a very effective way to fix USB device accreditation problems.

Clean your USB port

As we already mentioned, a dirty USB port, full of dust or showing the presence of some type of substance that prevents proper coupling. It can be a very recurring cause of failure of these connectors. So you can use a blower to help you remove the dust or use a cloth moistened with alcohol to clean your contacts.

Replace your USB input

In the event that the problem is due to a damaged USB port, it will need to be replaced with a new one. And in these cases, Except it is important that you know how to remove and solder the USB port that does not work. You will need to take your computer in for service to can replace the USB port or, failing that, the motherboard.

Restore your PC's operating system

Another solution we can use is restore the system to a date when the USB ports worked without problems. Since due to a current conflict, will not allow ports to work as they previously did. To apply this corrective go to 'Start’ then select the option ‘All programs’ and then click on 'Accessories'.

Now you must select the option ‘System Tools’ and finally choose 'Restore systems'. Now simply select the latest date and where did you know that the USB ports worked without problems. Follow the instructions of the wizard and wait for the procedure to complete.

my usb port does not work gives error

Before finishing we will give you a last alternative that you can apply if the previous solutions did not offer you positive results.. Y try to rid your PC of all electrical power and in this way the USB port can be put into operation.

The correct way to do this is as follows, first we must send to turn off the equipment. Once off, we must disconnect it completely from the electrical current, so there is no way for electricity to enter, in case of use a laptop, we must also remove the battery.

Then we must press the button with which we turn on for a few 10 seconds, This will cause the internal components to discharge and they can get new and clean power. This can also help us in cases where they are overloaded or have static.

Once we complete this, we can reconnect everything and turn on our equipment, if everything went well, I should no longer have problems when use any of your USB ports.

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