{"id":692,"date":"2016-06-10T09:22:34","date_gmt":"2016-06-09T22:22:34","guid":{"rendered":"https:\/\/4it.com.au\/kb\/?post_type=article&#038;p=692"},"modified":"2016-06-21T19:58:15","modified_gmt":"2016-06-21T08:58:15","slug":"check-usb3-device-running-usb2-mode","status":"publish","type":"article","link":"https:\/\/4it.com.au\/kb\/article\/check-usb3-device-running-usb2-mode\/","title":{"rendered":"How to Check if a USB3 Device is Only Running in USB2 Mode"},"content":{"rendered":"<p>Sometimes you may need to find out whether a USB3 device is only running in USB2 mode even when plugged in to a USB3 port. \u00a0Sometimes there are messages that Windows presents such as &#8220;<strong>this device is not running in usb 3.0 mode<\/strong>&#8220;, but at other times no message is presented. \u00a0A recent case was we were setting up a third screen on a Surface Dock using a Volans U3VH USB to VGA adapter and we could only achieve a maximum resolution of 800&#215;600. \u00a0Checking out the Volans support page it is mentioned that when running in USB2 mode it would only run at 800&#215;600. \u00a0We had tried all the ports on the Surface dock and also the USB port on the Surface Pro 4 and were only seeing the lower resolution even though no message had been displayed in Windows.<\/p>\n<p>We needed a way to confirm whether the adapter was faulty or whether it was being incorrectly detected as a USB2 device. \u00a0There is a simple utility\u00a0called <a href=\"http:\/\/www.uwe-sieber.de\/usbtreeview_e.html\" target=\"_blank\" rel=\"nofollow noopener\">USB3 Device Tree Viewer<\/a>\u00a0which you can download and run. \u00a0It will present a page such as the following:<\/p>\n<p><a href=\"https:\/\/4it.com.au\/kb\/wp-content\/uploads\/2016\/06\/USB3-Device-Running-in-USB2-Mode1.png\"><img class=\"alignnone size-full wp-image-695\" data-original=\"https:\/\/4it.com.au\/kb\/wp-content\/uploads\/2016\/06\/USB3-Device-Running-in-USB2-Mode1.png\" alt=\"USB3-Device-Running-in-USB2-Mode1\" width=\"1369\" height=\"865\" \/><\/a><\/p>\n<p>What you will see from this diagram is that the device FrescoLogic FL2000 USB Display Adapter has a little H above it. \u00a0This shows that the device is running in USB2 mode or less. \u00a0Further down the image you will see the port which has a S meaning Super speed or USB3. \u00a0Whilst it may be logical to think that the device was plugged in to only a USB2 port you will see that Port 1 through to 4 on the USB Hub are the same device being the Surface Dock which can run at both speeds. \u00a0Now on to troubleshoot why the device is only being detected as USB2.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div style='text-align:left' class='yasr-auto-insert-visitor'><\/div>","protected":false},"excerpt":{"rendered":"<p>Sometimes you may need to find out whether a USB3 device is only running in USB2 mode even when plugged in to a USB3 port. \u00a0Sometimes there are messages that Windows presents such as &#8220;this device is not running in usb 3.0 mode&#8220;, but at other times no message is presented. \u00a0A recent case was [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","format":"standard","article-category":[452],"article-tag":[540,619,539],"class_list":["post-692","article","type-article","status-publish","format-standard","hentry","article-category-windows-10","article-tag-device-not-running-in-usb3-mode-when-plugged-in-to-usb3-port","article-tag-usb-3-not-running-in-usb3-mode","article-tag-usb3-running-only-in-usb2-mode"],"yasr_visitor_votes":{"stars_attributes":{"read_only":false,"span_bottom":false},"number_of_votes":5,"sum_votes":21},"_links":{"self":[{"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/article\/692","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/article"}],"about":[{"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/types\/article"}],"author":[{"embeddable":true,"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/comments?post=692"}],"version-history":[{"count":0,"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/article\/692\/revisions"}],"wp:attachment":[{"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/media?parent=692"}],"wp:term":[{"taxonomy":"article-category","embeddable":true,"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/article-category?post=692"},{"taxonomy":"article-tag","embeddable":true,"href":"https:\/\/4it.com.au\/kb\/wp-json\/wp\/v2\/article-tag?post=692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}