Advertisement Ever connected a USB drive or other device into your computer, only to find later that it won’t work? There’s a good chance that the USB port has a problem. It can be difficult to transfer files to your MacBook when the USB ports are not. If the program recognizes a different USB device, the problem is not the Mac; you just. Once downloaded on your Mac, the program will scan the device for the. Use USB-A with devices that connect using a USB-A cable. USB-A ports are sometimes known by the USB specification of the port: USB 3, USB 2, or USB 1. The USB specification relates to the speed at which the port can transfer data, and the amount of power it can supply to a connected device. ![]() But what can you do about it? Here’s how to diagnose and fix a suspect USB port. If you’re dealing with a Can't get your USB devices to work properly in Linux? Try these troubleshooting tips to get things working again., please also have a look at this article: USB Port Not Working? Give a Physical Examination Before proceeding, note that you’ll need to be sure that it is the port that is faulty, rather than the device you’re connecting. To establish which is the problem, connect the device to another USB port. If it works, then the problem is the first port; if the device remains undetected, then you have a faulty device. If you can’t, it will need replacing. If there’s a problem with your USB port, you’ll notice it thanks to either of these things: • The device fails to be detected • Your operating system displays an error message relating to the device (removing and replacing the device might solve this) Either way, you should investigate the state of the USB port. Has it been damaged in any way? The safest way to find out is to shut down your PC or laptop. Next, look at the USB port. Is it clean and dust free? If you’re using a desktop, or the USB port is at the back of a PC tower, there’s a chance that dirt, dust, and general detritus might have become embedded in the port. Dust will reduce airflow, causing your system to overheat. ![]() It is particularly damaging to laptops, where The greatest threat for your laptop, except for your coffee mug, is overheating. We show you what you can do about it. Clean out the drive with a can of compressed air. A vacuum cleaner might also prove handy here. Finally, grab a USB cable (or flash drive, whatever) and gently wiggle it around. Core game addicts are still looking for ways to replenish their nostalgia of GBA games. This which had hit the market back in 2001, has been one of the breakthrough inventions coming from Nintendo. If the drive is moving and feels loose—typically this will be up and down—then you have a problem. Fix Broken USB Hardware We’ll look at some software fixes in a moment, but first, what if the USB port is loose? The ports are soldered to a board within your computer. This may be the motherboard, but is typically a secondary printed circuit board (PCB). With regular use, ports can become movable, at times completely unattached. Often, this is down to the shape of the connected USB devices. While small Wi-Fi, Bluetooth, and even new USB flash memory are unlikely to put any significant strain on the port’s physical connection, older “stick” memory drives are a different story. So are USB cables. Their size and associated weight act as a sort of lever, contributing to USB ports working loose. Replacing a USB port isn’t easy. On a desktop computer, you may be able to find a replacement board that can be slotted in without too much effort. However, if you’re using a laptop, it’s going to take a soldering iron. Here’s an example of what you might need to go through to re-solder the USB connector back into your laptop: Of course, you could take this to an expert for repair, but there will be associated costs with this. If you want to do it yourself, Are you a little intimidated by the thought of a hot iron and molten metal? If you want to start working with electronics, you're going to need to learn to solder. If you’re not sure, check out the software fixes first. Can Restarting a Computer Fix Broken USB Ports? “Have you tried turning it off and back on again?”. This old tech support standby is well-known for a reason: it works! With your unrecognized USB device correctly inserted into the suspect USB port, restart your computer. Once the operating system has rebooted, it should detect the USB device. If not, it’s worth looking at the device in the Windows device manager. Check Device Manager on Windows 10 Begin by right-clicking on the Start menu and selecting Device Manager. The Device Manager lists the devices attached to your computer, grouped into categories. It’s arranged alphabetically, so you should find Universal Serial Bus controllers towards the end of the list. Expand the list, and look for the USB Host Controller. The device you’re trying to find may have a longer title, but it will feature those three words. No USB Host Controller? This may explain why your USB device doesn’t work. To fix this, click on the Scan for hardware changes button on the toolbar. This will commence a check of all connected hardware, and in most cases will detect the USB port and anything connected to it.
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