Usb 2.0 how can i tell

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There are several distinct differences between USB 1. Here are the specific differences between each generation, which can help you determine which devices are ideal for you. You can generally tell the difference between USB 1. While the size and shape may be identical, the key is to look at the color of the plastic inside the device.

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Where would the other 6 be? I hope I have been clear, and can provide more info if needed. I have faith in anyone who can admit a mistake, and set it right. Do it myself rather frequently. Hi, So what if I do have the enhanced controller, my computer has 2. I tested 2 flash drives and it said about 0. Thanks, John. I agree with john. I just bought a blazing fast 3. Thank you. I have a USB 2. Is there a way to always get the message? Or should I just plum for a 3. It may show a slower speed with a USB 1.

Type or copy a large text file, maybe 2 or 3 MB, on your flash drive to a differently named text file on your flash drive and note the elapsed time. I got the nearly the same time on 3 computers but they were all USB 2. Control PanelDevice Manager showed only one line as being Enhanced.

Could you tell me why is the message coming up now but not earlier. Thanks arjan. I have a 2. I think it could perform faster, it is 2. How can I force it to be assigned to the Enhanced Controller? I have usb 1. Great site Leo! What is the difference between the two and should I remove the standard open ones on the assumption they are USB 1.

Or maybe you still have the info that came when you bought it. Then just remember which one is which! Great article. I have a question! My pc has USB 2. I double checked in Device Managers. You say if one port is 2. So this pop up msg. I bookmarked this quite some time ago because I was dealing with computers during that transition time between USB 1. Now that we have USB 3. When a USB 1. When a USB 2. However when a USB 2. This is also true when running USB 3.

I have 8 usb ports, and according to you they must be 2. Maybe Leo or someone here can explain. It could be anything from a bad usb controller to bad cables to a bad device to your computer not actually having 2. I said that MOST computers have 2. I am happy to know that you have still been responding to questions about USB ports and devices. Keep up the good work. So, again, maybe this may help. I must say though that, I have been trying to figure out my problem on my own for over 2 years, and it was just today that I found you and last week or the week before that I spent money to receive international help, but to no avail.

So, for me to go this extent means that I cannot figure out the problem, as I always do. So now, I installed Windows 7 Ultimate date version from to , formatting my hard drive that had Windows Vista Basic the original OS installed.

Then, in I formatted my hard drive again and installed a fresh copy of Windows 8. But, somewhere along the way these devices stopped operating at 2. Only when I disable it do these devices work. Again, these problems occurred while using W8. So, I decided to reinstall W7, not only in an attempt to fix the USB problem, but for other reasons too.

I reinstalled a fresh copy of Windows 7 Ultimate, the same one I had before. As soon as the desktop loaded after the reinstallation, I plugged in my external hard drive and other USB 2. Also, whenever enhanced controller is disabled and the devices are recognised, a notification message would popup saying that the devices are able to operate faster if plugged into a high-speed port. What could have caused this and is there a full proof solution? I checked the specs of my machine, Acer Aspire , manufactured in , and the Google search results showed that it has three USB 2.

If not try a different port. I have found out all my USB ports are 1. Hello, My printer wont work and when I trouble shoot — this is what it says. Does that mean maybe that the printer is not compatible with a Windows 10 computer?

None of my usb ports say exhanced. I have one that say extensible. USB 2. Device has one enhanced and rest not a mention of, has 4 ports, only one in use maybe that it, to lazy to check for now, aside further from that,mucho thanks for the info of course. I borrowed a USB 3. It works in multiple ports. At this point that is all I really wanted to know; that a USB 3 drive would function on this old machine.

What confused me is that my Device Manager listed a port number on the same line that says enhanced. If so, what word or phase indicates the presence of USB 3. Another approach to identifying USB 3 ports is that the plastic within the connector or socket is colored blue. Comments violating those rules will be removed. Comments that don't add value will be removed, including off-topic or content-free comments, or comments that look even a little bit like spam. All comments containing links and certain keywords will be moderated before publication.

I want comments to be valuable for everyone, including those who come later and take the time to read. Search Ask Leo! Do this: Subscribe to Confident Computing! I'll see you there! I'll look at the process Facebook takes you through to recover a hacked Facebook account. If I Could Tell You Only One Thing… - I was asked to talk a bit about computer security the other day, and that got me to thinking about what's important, and how I prioritize what it is I would want people to remember.

We'll explore what privilege means as used by the CPU when software runs. This can cause big problems when you need to restore your computer. Thanks Reply. Some of the older computers have both 1. So I would assume that all USB ports on the computer are the same. For a desktop PC. You can buy a USB 2. Not as sure about laptops — I believe there are USB 2. Thanks for your help, Gautam Reply. Thanks in advance, Luis Beato Reply.

Thanks for your help Reply. This is exactly my problem. Have you been able to find a resolution for this problem? Have you tried plugging it into the other USB ports? Very unlikely. Sounds like the docking station has additional USB ports on it which are 2. Good luck! Enhanced means enhanced and that means 2.

I have 8 usb hubs on my compa and one of them is 2. Related wikiHows How to. How to. Co-authors: 4. Updated: September 6, Categories: Basic Computer Skills. Thanks to all authors for creating a page that has been read 38, times. Is this article up to date? Yes No. Cookies make wikiHow better. By continuing to use our site, you agree to our cookie policy. About This Article.